Is there a pseudo-class in CSS to specify
:not(:hover)
Or is that the only way to specify an item that is not being hovered?
I went through several CSS3 references, and I see no mention of a CSS pseudo-class to specify the opposite of :hover.
Top header 100% of screen, but body only 70%?
Put your header inside the body. And don't apply styles to the body but use a container. + You should have one single header in your page. <body> <header> <nav><ul> <li class="active"><a href="#">Home</a></li> <li><a href="#">Solutions & Services</a> <ul> <li><a href="#">Internet</a></li> <li><a href="#">Networking</a></li> <li><a href="#">Website</a></li> <li><a href="#">Home...
Detect when the jQuery UI slider is being moved?
You can use 3-Events: - Start (Start-Sliding) -> Stop Player - End (End-Sliding) -> Start Player - Slide (Sliding) -> Move Player-Position $("#range").slider({ range: "min", start: function(event, ui) { player.pauseVideo(); }, stop: function(event, ui) { player.playVideo(); }, slide: function(event, ui) { player.seekTo(ui.value,true); return false; } }); Demo: http://codepen.io/anon/pen/EjwMGV...
Setting up the page grid using push and pull
html,twitter-bootstrap,css3,twitter-bootstrap-3
Make sure you don't add a period (.) inside of the class attribute. When using push/pull, you need to offset the columns from where they would normally go. Moving them left or right won't change their underlying order in the document flow. So you can do it like this:...
Difficulty applying two different scripts
The problem comes from the difference in relative paths depending on where that path is specified. When specified in a CSS file, the path is relative to that file. When you assign a url() path to an element in JavaScript, it is relative to the page in which the script...
Div with the form of a pencil [duplicate]
.pencil{ width: 200px; height: 40px; border: 1px solid #000; position: relative; } .pencil:before{ content: ''; display: block; margin: 10px 0; width: 100%; height: 10px; border: 6px solid #000; border-width: 6px 0; } .pencil:after{ content: ''; display: block; height: 10px; border: 1px solid #000; border-width: 1px 1px 0 0; width:...
CSS bouncing line loader animation
It is because you have a heavy break between 49% and 50%. 49% { width: 100%; } 50% { left: 100%; } Adding the left to the 49%, and adjusting a few properties of width, left, etc. gives you an awesome pulsating effect: @keyframes loader-animation { 0% { width: 0%;...
CSS - Linear Gradient Background Color no-repeat is not working for if it has multiple tds
table{border-collapse:collapse;width:100%} table tr td{padding:5px;border:1px solid #000; background:#FFF } table tr:hover td{padding:5px;border:1px solid #000; background:transparent } table{ background:...
change icon on collapse in Bootstrap 2.3 not in bootstrap 3
javascript,jquery,css,html5,twitter-bootstrap
Updated. Yes - the first pure CSS solution was not satisfactory. If you dare to add some javascript, you can do this : $('.accordion-group').on('show', function() { $(this).find('.accordion-toggle').removeClass('arrow-down').addClass('arrow-up'); }); $('.accordion-group').on('hide', function() { $(this).find('.accordion-toggle').removeClass('arrow-up').addClass('arrow-down'); }); It is using the bootstrap collapse hide / show events directly on the collapse sections. Still without...
How To Check Value Of String
document.GetElementById("tombolco").style = "display:block"; That's not the right way. This is document.getElementById("tombolco").style.display = 'block'; Also note that it is getElementById, not with a capital G. Same with 'none',Rest of your code is fine. Fiddle...
styles css in embeded souncloud player
css,iframe,styles,embed,soundcloud
CSS you are writing on your CSS file wont effect content of iFrame. Solutions: Do you really need an iFrame? Cant it be done using modal window or something like that? Add CSS you want to add using JS/JQuery $('iframe').load( function() { $('iframe').contents().find("head") .append($("<style type='text/css'> .my-class{display:none;} </style>")); }); ...
Fancybox thumbnail is not working
javascript,jquery,html,css,fancybox
You need to add absolute URL paths in external resources option, not relative. See the Console errors in Firebug. Example: http://fancyapps.com/fancybox/source/jquery.fancybox.js instead of just jquery.fancybox.js Check this: JSFiddle, I forked your JSfiddle and edited the external sources. ...
Adding horizontal space between 2 buttons using javascript
Use CSS instead of Javascript. Anyway, you're adding a class to all buttons. Use following code: .submitButton { margin: 0 10px; } ...
HTML CSS Two 2-column tables side by side with same height and width
Okay so I have made a few assumptions to create this solution. Firstly, I'm guessing that as you are setting the headers of the tables as width:200px; that the width of the two columns are 100px. (This can be changed if need be). Secondly, these tables are not floated. This...
Changing font-size of on wordpress
I think you have style inheritance from upper element, check it with dev. tools in browser. You can also try to set inline style for: <li style: "font-size: 22px;">Name 1</li> or add !important in your css file, like this: td > ul li { font-size: 22px !important;"> } ...
change css dynamically by selecting dropdown list item
jquery,html,css,drop-down-menu
I have created a working example for you. You can find the jsfiddle in here This piece of code uses JQuery. (Remember, for these type of tasks, JQuery is your friend =] ). HTML <select id="dropDownMenu"> <option value="option1" selected="selected">yes</option> <option value="option2">no</option> </select> <br> <img id="picture" src="https://upload.wikimedia.org/wikipedia/commons/thumb/f/f5/House_Sparrow_mar08.jpg/220px-House_Sparrow_mar08.jpg"> Javascript function changeStyle(){...
How to reduce the size of picture on the background?
If you're trying to set fixed background image, this is example to scale and align your background image: .pic-wrap { display: block; height: 296px; background-image: url(https://pbs.twimg.com/profile_images/590966305248784384/1gX6-SY6_400x400.jpg); background-size: 256px; background-position: 20px 50%; background-repeat: no-repeat; padding-left: 296px; border: 1px solid #ddd; } @media only screen and (max-width: 320px) { .pic-wrap { background-size:...
How to set DIV's width based on CSS indexes
If I understand this correctly,all you need to do is change your CSS to the following: .sintesi-offerta > .block:nth-child(3n+1) { width: 40%; } .sintesi-offerta > .block:nth-child(3n+2) { width: 20%; } .sintesi-offerta > .block:nth-child(3n+3) { width: 40%; } Side note: your br tags should be <br/> for jsfiddle to interpret them...
Dynamically resize side-by-side images with different dimensions to the same height
If it's responsive, use percentage heights and widths: html { height: 100%; width: 100%; } body { height: 100%; width: 100%; margin: 0; padding: 0; } div.container { width: 100%; height: 100%; white-space: nowrap; } div.container img { max-height: 100%; } <div class="container"> <img src="http://i.imgur.com/g0XwGQp.jpg" /> <img src="http://i.imgur.com/sFNj4bs.jpg" /> </div>...
Div is 100%width, but the browser still scrolls to the right
Set body to be max-width: 100%; and overflow-x: hidden; so it doesn't allow user to scroll to the sides. result: body { max-width: 100%; overflow-x: hidden; .. } ...
Text-decoration/CSS causing text to move
This is normal behaviour: Bold text is wider, thus repositioning the centered text around it. You could go for a fixed width on all links to prevent this: .main-navigation a { text-decoration: none; min-width: 6em; display: inline-block; } ...
How do you make a div only extend in one direction when the outer container size increases?
javascript,html,css,css3,layout
You can try the following: Full screen example jsFiddle HTML: (Took leftCol out of container) <div id="page"> <div id="leftCol"> LEFT </div> <div id="container"> <div id="rightCol"> RIGHT </div> </div> </div> JS: (Update the width on page resize and on load) $(window).on('resize', function(){ var containerWidth = 980; var pageWidth = $(window).width(); var...
bootstrap - dynamically changing jumbotron background image
javascript,jquery,html,css,bootstrap
You have some syntax errors otherwise everything is good!! keep url inside quotes as below: $('.jumbotron').css('background-image','url(/path/to/new/image)'); ...
Website showing differently in windows xp and mobile
The background colour changes when the browser width is less than 1200px wide. You have specified the background-color for the selector .td-grid-wrap within a media query: What you need to do is move the background-color property to the non-media-queried selector .td-grid-wrap or perhaps .td-page-wrap. ...
How to make my nav bar responsive
This should work: @media only screen and (max-width: 600px) { (...) } Note that IE8 and below don't support media queries....
Default scrollbar position
javascript,jquery,html,css,scroll
Here you go: http://jsfiddle.net/vtep7Lf1/ $("document").ready(function() { $("#ccwindow").animate({ scrollTop: $("#ccwindow").height() }, "slow"); return false; }); ...
Button not center align in Safari
if you don't set a width for btn: parent - text-align: center use for button - display-inline: block; instead display: block .wrap { text-align: center; } .center-block { display: inline-block; } <div class="wrap"> <input value="Button" class="center-block" type="submit" /> </div> ...
show div only when printing
You need some css for that #printOnly { display : none; } @media print { #printOnly { display : block; } } ...
How to remove all the borders of a selectbox?
jquery,html,css,drop-down-menu
Firefox has some problems with select-background. You can try this code - it'll remove the arrow, and then you can add a background image with your arrow (I took an icon from google search, just put you icon instead) I get this on FireFox (You can use any arrow icon...
How do I specify a css margin-top for foundation row div?
Use: div.row { margin-top: 12px; } or .row { margin-top: 12px !important; } ...
How to make background body overlay when use twitter-bootstrap popover?
Posting some more code would be nice. This should work. Use some jQuery or AngularJs or any other framework to make the .overlay initially hidden, then to make it visible when needed. If you need help, comment. If it helps, +1. EDIT $(function() { $('[data-toggle="popover"]').popover({ placement: 'bottom' }); $("#buttonright").click(function() {...
Select n elements from hover event
Use the immediate sibling selector (+) .item:hover + .item, .item:hover + .item + .item { background-color: green; } Example: http://codepen.io/anon/pen/jPGoYw...
Fit an image inside a div that also has a title?
One possibility that gives just one constant-pixel value (repeated once): .block h2 { height: 30px; } .block img { height: calc(100% - 30px); } ...
tag in HAML
HAML equivalent is %i{class:"fa fa-search"} You can look at http://codepen.io/anon/pen/BNwbEP and see the compiled view ...
Render list starting from the bottom of its container
nav ul ul { display: none; } nav ul li:hover > ul { display: block; } nav ul { background: #efefef; background: linear-gradient(top, #efefef 0%, #bbbbbb 100%); background: -moz-linear-gradient(top, #efefef 0%, #bbbbbb 100%); background: -webkit-linear-gradient(top, #efefef 0%, #bbbbbb 100%); box-shadow: 0px 0px 9px rgba(0, 0, 0, 0.15); padding: 0...
CSS :hover that shows more than one image
Okay so I have got a probable solution, the catch is, you won't be able to use img tags. You can use images as background-image and animate background on :hover NOTE: Fade in effect can be removed by playing with animation. HTML <div class="image-box"></div> CSS .image-box { height: 200px; width:...
CSS flexbox wraps content in FireFox (not Chrome)
css,google-chrome,firefox,flexbox,pseudo-element
Weird. button elements have some special behavior which seems to conflict with flexbox. Specifically, what happens is that the flex items are blockified, according to the spec: The display value of a flex item is blockified: if the specified display of an in-flow child of an element generating a flex...
Prevent bootstrap 3 tab from stacking when window is resized (made smaller)
html5,css3,twitter-bootstrap-3
Your tabs breakdown after the width is within 767px, so you can use the below CSS hack. @media (max-width: 767px) { .nav-tabs.nav-justified > li { float: left; width: 50%; } } Bootply...
Google map infowindow position on custom marker
javascript,css,google-maps,google-maps-api-3
Set the pixelOffset of the InfoWindow appropriately: From the documentation on InfoWindows pixelOffset | Type:Size | The offset, in pixels, of the tip of the info window from the point on the map at whose geographical coordinates the info window is anchored. If an InfoWindow is opened with an anchor,...
How can I keep a group of buttons centralized on the right side of the footer?
I didn't actually test any of this, but in theory, these are possible solutions. So as not to mess up the CSS you have working on the set of buttons, Wrap the set of buttons in a div and apply one of these classes to the div. .footerButtonWrapper { margin:...
How to make an element disappear by clicking off it
You're looking for the .blur() event I believe. http://jsfiddle.net/d7mbbmwe/ $('#input1').blur(function() { $('.results').html('') }); ...
Click on link next link should be display on same page
javascript,php,jquery,html,css3
Ok, so i tried to decypher what you meant with your Question. To Clarify: He has this one page setup. inside the div Our Project, there are two Buttons or links Visit more. When clicked, he wants the About Section to be shown. All in all it is impossible for...
Centering navbar pills vertically within the navbar using flexbox
html,css,twitter-bootstrap,flexbox
Set display: flex for the <ul class="nav">, not for items. Also use align-items: center for vertical aligment: .nav { height: 70px; display: flex; justify-content: center; align-items: center; } <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css" rel="stylesheet"/> <div class="container"> <nav class="navbar navbar-default navbar-fixed-top"> <ul id="nav_pills" class="nav nav-pills" role="tablist"> <li role="presentation"> <a href="/">About</a> </li> <li...
Pure Css transition slide down panel not working
Height of #StayOpen is 0px. Also you have to check CSS rule priorities. Your code might look like this: #StayOpen { height: 100%; } #StayOpen:hover #AccomodationPanel { height:300px !important; } Look at this fiddle. Transition In your question you've mentioned about transition. You can add it in #AccomodationPanel (updated example):...
add value to existing class in jQuery
Use attr() like $(document).ready(function() { $('.project-open').hide(); $('.hackandfly, .scanergy, .connecting-food').click(function() { $slidah = $($(this).attr('class')+'-open'); $slidah.slideToggle(); $('div.project-open').not($slidah).slideUp(); }); }); However, the above will fail if you have multiple classes. A workaround would be to add data-* to the clicked elements like <div class="hackandfly other-class" data-class-target="hackandfly-open"></div> and then $(document).ready(function() { $('.project-open').hide();...
table{border-collapse:collapse;width:100%} table tr td{padding:5px;border:1px solid #000; background:#FFF } table tr:hover td{padding:5px;border:1px solid #000; background:transparent } table{ background:...
change icon on collapse in Bootstrap 2.3 not in bootstrap 3
javascript,jquery,css,html5,twitter-bootstrap
Updated. Yes - the first pure CSS solution was not satisfactory. If you dare to add some javascript, you can do this : $('.accordion-group').on('show', function() { $(this).find('.accordion-toggle').removeClass('arrow-down').addClass('arrow-up'); }); $('.accordion-group').on('hide', function() { $(this).find('.accordion-toggle').removeClass('arrow-up').addClass('arrow-down'); }); It is using the bootstrap collapse hide / show events directly on the collapse sections. Still without...
How To Check Value Of String
document.GetElementById("tombolco").style = "display:block"; That's not the right way. This is document.getElementById("tombolco").style.display = 'block'; Also note that it is getElementById, not with a capital G. Same with 'none',Rest of your code is fine. Fiddle...
styles css in embeded souncloud player
css,iframe,styles,embed,soundcloud
CSS you are writing on your CSS file wont effect content of iFrame. Solutions: Do you really need an iFrame? Cant it be done using modal window or something like that? Add CSS you want to add using JS/JQuery $('iframe').load( function() { $('iframe').contents().find("head") .append($("<style type='text/css'> .my-class{display:none;} </style>")); }); ...
Fancybox thumbnail is not working
javascript,jquery,html,css,fancybox
You need to add absolute URL paths in external resources option, not relative. See the Console errors in Firebug. Example: http://fancyapps.com/fancybox/source/jquery.fancybox.js instead of just jquery.fancybox.js Check this: JSFiddle, I forked your JSfiddle and edited the external sources. ...
Adding horizontal space between 2 buttons using javascript
Use CSS instead of Javascript. Anyway, you're adding a class to all buttons. Use following code: .submitButton { margin: 0 10px; } ...
HTML CSS Two 2-column tables side by side with same height and width
Okay so I have made a few assumptions to create this solution. Firstly, I'm guessing that as you are setting the headers of the tables as width:200px; that the width of the two columns are 100px. (This can be changed if need be). Secondly, these tables are not floated. This...
Changing font-size of on wordpress
I think you have style inheritance from upper element, check it with dev. tools in browser. You can also try to set inline style for: <li style: "font-size: 22px;">Name 1</li> or add !important in your css file, like this: td > ul li { font-size: 22px !important;"> } ...
change css dynamically by selecting dropdown list item
jquery,html,css,drop-down-menu
I have created a working example for you. You can find the jsfiddle in here This piece of code uses JQuery. (Remember, for these type of tasks, JQuery is your friend =] ). HTML <select id="dropDownMenu"> <option value="option1" selected="selected">yes</option> <option value="option2">no</option> </select> <br> <img id="picture" src="https://upload.wikimedia.org/wikipedia/commons/thumb/f/f5/House_Sparrow_mar08.jpg/220px-House_Sparrow_mar08.jpg"> Javascript function changeStyle(){...
How to reduce the size of picture on the background?
If you're trying to set fixed background image, this is example to scale and align your background image: .pic-wrap { display: block; height: 296px; background-image: url(https://pbs.twimg.com/profile_images/590966305248784384/1gX6-SY6_400x400.jpg); background-size: 256px; background-position: 20px 50%; background-repeat: no-repeat; padding-left: 296px; border: 1px solid #ddd; } @media only screen and (max-width: 320px) { .pic-wrap { background-size:...
How to set DIV's width based on CSS indexes
If I understand this correctly,all you need to do is change your CSS to the following: .sintesi-offerta > .block:nth-child(3n+1) { width: 40%; } .sintesi-offerta > .block:nth-child(3n+2) { width: 20%; } .sintesi-offerta > .block:nth-child(3n+3) { width: 40%; } Side note: your br tags should be <br/> for jsfiddle to interpret them...
Dynamically resize side-by-side images with different dimensions to the same height
If it's responsive, use percentage heights and widths: html { height: 100%; width: 100%; } body { height: 100%; width: 100%; margin: 0; padding: 0; } div.container { width: 100%; height: 100%; white-space: nowrap; } div.container img { max-height: 100%; } <div class="container"> <img src="http://i.imgur.com/g0XwGQp.jpg" /> <img src="http://i.imgur.com/sFNj4bs.jpg" /> </div>...
Div is 100%width, but the browser still scrolls to the right
Set body to be max-width: 100%; and overflow-x: hidden; so it doesn't allow user to scroll to the sides. result: body { max-width: 100%; overflow-x: hidden; .. } ...
Text-decoration/CSS causing text to move
This is normal behaviour: Bold text is wider, thus repositioning the centered text around it. You could go for a fixed width on all links to prevent this: .main-navigation a { text-decoration: none; min-width: 6em; display: inline-block; } ...
How do you make a div only extend in one direction when the outer container size increases?
javascript,html,css,css3,layout
You can try the following: Full screen example jsFiddle HTML: (Took leftCol out of container) <div id="page"> <div id="leftCol"> LEFT </div> <div id="container"> <div id="rightCol"> RIGHT </div> </div> </div> JS: (Update the width on page resize and on load) $(window).on('resize', function(){ var containerWidth = 980; var pageWidth = $(window).width(); var...
bootstrap - dynamically changing jumbotron background image
javascript,jquery,html,css,bootstrap
You have some syntax errors otherwise everything is good!! keep url inside quotes as below: $('.jumbotron').css('background-image','url(/path/to/new/image)'); ...
Website showing differently in windows xp and mobile
The background colour changes when the browser width is less than 1200px wide. You have specified the background-color for the selector .td-grid-wrap within a media query: What you need to do is move the background-color property to the non-media-queried selector .td-grid-wrap or perhaps .td-page-wrap. ...
How to make my nav bar responsive
This should work: @media only screen and (max-width: 600px) { (...) } Note that IE8 and below don't support media queries....
Default scrollbar position
javascript,jquery,html,css,scroll
Here you go: http://jsfiddle.net/vtep7Lf1/ $("document").ready(function() { $("#ccwindow").animate({ scrollTop: $("#ccwindow").height() }, "slow"); return false; }); ...
Button not center align in Safari
if you don't set a width for btn: parent - text-align: center use for button - display-inline: block; instead display: block .wrap { text-align: center; } .center-block { display: inline-block; } <div class="wrap"> <input value="Button" class="center-block" type="submit" /> </div> ...
show div only when printing
You need some css for that #printOnly { display : none; } @media print { #printOnly { display : block; } } ...
How to remove all the borders of a selectbox?
jquery,html,css,drop-down-menu
Firefox has some problems with select-background. You can try this code - it'll remove the arrow, and then you can add a background image with your arrow (I took an icon from google search, just put you icon instead) I get this on FireFox (You can use any arrow icon...
How do I specify a css margin-top for foundation row div?
Use: div.row { margin-top: 12px; } or .row { margin-top: 12px !important; } ...
How to make background body overlay when use twitter-bootstrap popover?
Posting some more code would be nice. This should work. Use some jQuery or AngularJs or any other framework to make the .overlay initially hidden, then to make it visible when needed. If you need help, comment. If it helps, +1. EDIT $(function() { $('[data-toggle="popover"]').popover({ placement: 'bottom' }); $("#buttonright").click(function() {...
Select n elements from hover event
Use the immediate sibling selector (+) .item:hover + .item, .item:hover + .item + .item { background-color: green; } Example: http://codepen.io/anon/pen/jPGoYw...
Fit an image inside a div that also has a title?
One possibility that gives just one constant-pixel value (repeated once): .block h2 { height: 30px; } .block img { height: calc(100% - 30px); } ...
tag in HAML
HAML equivalent is %i{class:"fa fa-search"} You can look at http://codepen.io/anon/pen/BNwbEP and see the compiled view ...
Render list starting from the bottom of its container
nav ul ul { display: none; } nav ul li:hover > ul { display: block; } nav ul { background: #efefef; background: linear-gradient(top, #efefef 0%, #bbbbbb 100%); background: -moz-linear-gradient(top, #efefef 0%, #bbbbbb 100%); background: -webkit-linear-gradient(top, #efefef 0%, #bbbbbb 100%); box-shadow: 0px 0px 9px rgba(0, 0, 0, 0.15); padding: 0...
CSS :hover that shows more than one image
Okay so I have got a probable solution, the catch is, you won't be able to use img tags. You can use images as background-image and animate background on :hover NOTE: Fade in effect can be removed by playing with animation. HTML <div class="image-box"></div> CSS .image-box { height: 200px; width:...
CSS flexbox wraps content in FireFox (not Chrome)
css,google-chrome,firefox,flexbox,pseudo-element
Weird. button elements have some special behavior which seems to conflict with flexbox. Specifically, what happens is that the flex items are blockified, according to the spec: The display value of a flex item is blockified: if the specified display of an in-flow child of an element generating a flex...
Prevent bootstrap 3 tab from stacking when window is resized (made smaller)
html5,css3,twitter-bootstrap-3
Your tabs breakdown after the width is within 767px, so you can use the below CSS hack. @media (max-width: 767px) { .nav-tabs.nav-justified > li { float: left; width: 50%; } } Bootply...
Google map infowindow position on custom marker
javascript,css,google-maps,google-maps-api-3
Set the pixelOffset of the InfoWindow appropriately: From the documentation on InfoWindows pixelOffset | Type:Size | The offset, in pixels, of the tip of the info window from the point on the map at whose geographical coordinates the info window is anchored. If an InfoWindow is opened with an anchor,...
How can I keep a group of buttons centralized on the right side of the footer?
I didn't actually test any of this, but in theory, these are possible solutions. So as not to mess up the CSS you have working on the set of buttons, Wrap the set of buttons in a div and apply one of these classes to the div. .footerButtonWrapper { margin:...
How to make an element disappear by clicking off it
You're looking for the .blur() event I believe. http://jsfiddle.net/d7mbbmwe/ $('#input1').blur(function() { $('.results').html('') }); ...
Click on link next link should be display on same page
javascript,php,jquery,html,css3
Ok, so i tried to decypher what you meant with your Question. To Clarify: He has this one page setup. inside the div Our Project, there are two Buttons or links Visit more. When clicked, he wants the About Section to be shown. All in all it is impossible for...
Centering navbar pills vertically within the navbar using flexbox
html,css,twitter-bootstrap,flexbox
Set display: flex for the <ul class="nav">, not for items. Also use align-items: center for vertical aligment: .nav { height: 70px; display: flex; justify-content: center; align-items: center; } <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css" rel="stylesheet"/> <div class="container"> <nav class="navbar navbar-default navbar-fixed-top"> <ul id="nav_pills" class="nav nav-pills" role="tablist"> <li role="presentation"> <a href="/">About</a> </li> <li...
Pure Css transition slide down panel not working
Height of #StayOpen is 0px. Also you have to check CSS rule priorities. Your code might look like this: #StayOpen { height: 100%; } #StayOpen:hover #AccomodationPanel { height:300px !important; } Look at this fiddle. Transition In your question you've mentioned about transition. You can add it in #AccomodationPanel (updated example):...
add value to existing class in jQuery
Use attr() like $(document).ready(function() { $('.project-open').hide(); $('.hackandfly, .scanergy, .connecting-food').click(function() { $slidah = $($(this).attr('class')+'-open'); $slidah.slideToggle(); $('div.project-open').not($slidah).slideUp(); }); }); However, the above will fail if you have multiple classes. A workaround would be to add data-* to the clicked elements like <div class="hackandfly other-class" data-class-target="hackandfly-open"></div> and then $(document).ready(function() { $('.project-open').hide();...