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Keep min-width, max-width and aspect ratio width jQuery
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| body { | |
| margin:0; | |
| padding:0; | |
| } | |
| * { | |
| -webkit-box-sizing: border-box; | |
| -moz-box-sizing: border-box; | |
| -ms-box-sizing: border-box; | |
| -o-box-sizing: border-box; | |
| box-sizing: border-box; | |
| } | |
| #aspectratio { | |
| position: relative; | |
| margin:auto; | |
| background: rgb(96,108,136); /* Old browsers */ | |
| background: -moz-linear-gradient(top, rgba(96,108,136,1) 0%, rgba(63,76,107,1) 100%); /* FF3.6+ */ | |
| background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(96,108,136,1)), color-stop(100%,rgba(63,76,107,1))); /* Chrome,Safari4+ */ | |
| background: -webkit-linear-gradient(top, rgba(96,108,136,1) 0%,rgba(63,76,107,1) 100%); /* Chrome10+,Safari5.1+ */ | |
| background: -o-linear-gradient(top, rgba(96,108,136,1) 0%,rgba(63,76,107,1) 100%); /* Opera 11.10+ */ | |
| background: -ms-linear-gradient(top, rgba(96,108,136,1) 0%,rgba(63,76,107,1) 100%); /* IE10+ */ | |
| background: linear-gradient(to bottom, rgba(96,108,136,1) 0%,rgba(63,76,107,1) 100%); /* W3C */ | |
| } | |
| #aspectratio > div { | |
| position: absolute; | |
| top: 3%; | |
| left: 2.5%; | |
| bottom:3%; | |
| right:2.5%; | |
| padding:2% 3%; | |
| background:white; | |
| background:rgba(255, 255, 255, 0.4); | |
| } |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>jQuery aspect ratio for a div</title> | |
| <meta name="description" content="jQuery function to keep aspect ratio for a div on height and width resizing"> | |
| <link rel="stylesheet" href="aspectratio.css"> | |
| </head> | |
| <body> | |
| <div id="aspectratio"> | |
| <div> | |
| playground | |
| </div> | |
| </div> | |
| <script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.1/jquery.min.js"></script> | |
| <script src="aspectratio.js"></script> | |
| </body> | |
| </html> |
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| jQuery(document).ready(function() { jQuery(window).resize(); }); | |
| jQuery(window).resize(function() { | |
| var divheight = $(window).height(); | |
| var divwidth = (divheight / 9) * 16; | |
| var maxwidth = $('body').width(); | |
| if ( divwidth > maxwidth ) { | |
| var wrapperwidth = maxwidth; | |
| } else { | |
| var wrapperwidth = divwidth; | |
| } | |
| var maxheight = (wrapperwidth / 16) * 9; | |
| if ( divheight > maxheight ) { | |
| var wrapperheight = maxheight; | |
| } else { | |
| var wrapperheight = divheight; | |
| } | |
| $("#aspectratio").css('width', wrapperwidth); | |
| $("#aspectratio").css('height', wrapperheight); | |
| }); |
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