Example of implementing colored progress bar animation using CSS3

Brief Tutorial

This is a CSS3 color progress bar animation effect. The CSS3 progress bar animation effect includes three animation effects, which use HMTL code and simple CSS3 to achieve different animation effects of colored progress bars.

How to use

HTML Structure

<div class="container">    
  <div class="progress progress-striped">
    <div class="progress-bar">
    </div>                       
  </div> 
</div>

<div class="container">    
  <div class="progress2 progress-moved">
    <div class="progress-bar2" >
    </div>                       
  </div> 
</div>

<div class="container">    
  <div class="progress progress-infinite">
    <div class="progress-bar3" >
    </div>                       
  </div> 
</div>

CSS Structure

body {
  font-family: 'Montserrat', sans-serif;
  background: #2c303a;
}

.container {
  margin: 100px auto;
  width: 500px;
  text-align: center;
}

.progress {
  padding: 6px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 6px;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.25), 0 1px rgba(255, 255, 255, 0.08);
}

.progress-bar {
  height: 18px;
  background-color: #ee303c;
  border-radius: 4px;
  transition: 0.4s linear;
  transition-property: width, background-color;
}

.progress-striped .progress-bar {
  background-color: #FCBC51;
  width: 100%;
  background-image: linear-gradient(45deg, #fca311 25%, transparent 25%, transparent 50%, #fca311 50%, #fca311 75%, transparent 75%, transparent);
  animation: progressAnimationStrike 6s;
}

@keyframes progressAnimationStrike {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}
.progress2 {
  padding: 6px;
  border-radius: 30px;
  background: rgba(0, 0, 0, 0.25);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.25), 0 1px rgba(255, 255, 255, 0.08);
}

.progress-bar2 {
  height: 18px;
  border-radius: 30px;
  background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.05));
  transition: 0.4s linear;
  transition-property: width, background-color;
}

.progress-moved .progress-bar2 {
  width: 85%;
  background-color: #EF476F;
  animation: progressAnimation 6s;
}

@keyframes progressAnimation {
  0% {
    width: 5%;
    background-color: #F9BCCA;
  }
  100% {
    width: 85%;
    background-color: #EF476F;
  }
}
.progress-bar3 {
  height: 18px;
  border-radius: 4px;
  background-image: linear-gradient(to right, #4cd964, #5ac8fa, #007aff, #7DC8E8, #5856d6, #ff2d55);
  transition: 0.4s linear;
  transition-property: width, background-color;
}

.progress-infinite .progress-bar3 {
  width: 100%;
  background-image: linear-gradient(to right, #4cd964, #5ac8fa, #007aff, #7DC8E8, #5856d6, #ff2d55);
  animation: colorAnimation 1s infinite;
}

@keyframes colorAnimation {
  0% {
    background-image: linear-gradient(to right, #4cd964, #5ac8fa, #007aff, #7DC8E8, #5856d6, #ff2d55);
  }
  20% {
    background-image: linear-gradient(to right, #5ac8fa, #007aff, #7DC8E8, #5856d6, #ff2d55, #4cd964);
  }
  40% {
    background-image: linear-gradient(to right, #007aff, #7DC8E8, #5856d6, #ff2d55, #4cd964, #5ac8fa);
  }
  60% {
    background-image: linear-gradient(to right, #7DC8E8, #5856d6, #ff2d55, #4cd964, #5ac8fa, #007aff);
  }
  100% {
    background-image: linear-gradient(to right, #5856d6, #ff2d55, #4cd964, #5ac8fa, #007aff, #7DC8E8);
  }
}

The above is the details of the example of implementing colored progress bar animation with CSS3. For more information about CSS3 colored progress bar, please pay attention to other related articles on 123WORDPRESS.COM!

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