CSS3 progress-bar to animate background-position - HTML CSS CSS Animatable Property

HTML CSS examples for CSS Animatable Property:background

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Description

CSS3 progress-bar to animate background-position

Demo Code

ResultView the demo in separate window 

<html>
 <head> 
  <meta name="viewport" content="width=device-width, initial-scale=1"> 
  <style id="compiled-css" type="text/css">

* {<!--   w  w  w  .  j a  va 2s  . c o m-->
   -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
   -webkit-appearance: none !important;
}
progress[value] {
   width: 100%;
   background: transparent;
   border: none;
   border-radius: 0;
   height: .4rem;
   display: block;
   position: relative;
}
progress[value]::after {
   content: "";
   width: 100%;
   height: 100%;
   display: block;
   top: 0;
   position: absolute;
   -webkit-animation: moveBackground 2s steps(30) infinite;
   background-image: repeating-linear-gradient(to right, green 0%, orange 50%, blue 100%);
   background-size: 30rem;
}
@-webkit-keyframes moveBackground
{
   0% {
      background-position: 0 0;
   }
   100% {
      background-position: -50rem 0;
   }
}


      </style> 
 </head> 
 <body> 
  <progress max="100" value="0"></progress>  
 </body>
</html>

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