/*
  <div class="progress-bar blue stripes">
    <span style="width: 40%"></span>
  </div>
*/

  .progress-bar {
    background-color: #1a1a1a;
    height: 25px;
    padding: 5px;
    width: 350px;
    margin: 50px 0;
    border-radius: 5px;
    box-shadow: 0 1px 5px #000 inset, 0 1px 0 #444;
  }
  .progress-bar span {
    display: inline-block;
    height: 100%;
    border-radius: 3px;
    box-shadow: 0 1px 0 rgba(255, 255, 255, .5) inset;
    transition: width .4s ease-in-out;
  }
  
  
   .blue span {
    background-color: #34c2e3;
  }
  .orange span {
    background-color: #fecf23;
    background-image: linear-gradient(top, #fecf23, #fd9215);
  }
  .green span {
    background-color: #a5df41;
    background-image: linear-gradient(top, #a5df41, #4ca916);
  }
  
  
   .stripes span {
    background-size: 30px 30px;
    background-image: linear-gradient(135deg, rgba(255, 255, 255, .15) 25%,
                      transparent 25%,
                      transparent 50%, rgba(255, 255, 255, .15) 50%, rgba(255, 255, 255, .15) 75%,
                      transparent 75%, transparent);
    animation: animate-stripes 3s linear infinite;
  }
  @keyframes animate-stripes {
    0% {
      background-position: 0 0;
    }
    100% {
      background-position: 60px 0;
    }
  }
  
  
  .shine span {
    position: relative;
  }
  .shine span::after {
    content: '';
    opacity: 0;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: #fff;
    border-radius: 3px;
    animation: animate-shine 2s ease-out infinite;
  }

  @keyframes animate-shine {
    0% {
      opacity: 0;
      width: 0;
    }
    50% {
      opacity: .5;
    }
    100% {
      opacity: 0;
      width: 95%;
    }
  }
  
  
  .glow span {
  box-shadow: 0 5px 5px rgba(255, 255, 255, .7) inset,
              0 -5px 5px rgba(255, 255, 255, .7) inset;
  animation: animate-glow 1s ease-out infinite;
}
@keyframes animate-glow {
  0% {
    box-shadow: 0 5px 5px rgba(255, 255, 255, .7) inset,
                0 -5px 5px rgba(255, 255, 255, .7) inset;
  }
  50% {
    box-shadow: 0 5px 5px rgba(255, 255, 255, .3) inset,
                0 -5px 5px rgba(255, 255, 255, .3) inset;
  }
  100% {
    box-shadow: 0 5px 5px rgba(255, 255, 255, .7) inset,
                0 -5px 5px rgba(255, 255, 255, .7) inset;
  }
}