HTML CSS examples for CSS Property:width
Animation to change size
<html> <head> <meta name="viewport" content="width=device-width, initial-scale=1"> <style id="compiled-css" type="text/css"> .line_left{ height:6px; width: 32vw; background-color:black; margin-top:300px; margin-left:40px; border-radius:5px; float:right; -webkit-animation:expand 2s; /* Chrome, Safari, Opera */ animation:expand 2s; } /* Chrome, Safari, Opera */ @-webkit-keyframes expand<!--from w w w .j a va 2s . c o m--> { from {width: 0vw;} to {width:32vw;} } /* Standard syntax */ @keyframes expand { from {width: 0vw;} to {width:32vw;} } </style> </head> <body> <div class="line_left"></div> </body> </html>