title: Bootstrap, css, progress bar
body: <p>I do not understand why my progress bar does not work. I guess something is wrong with my css options for bootstrap. I have tried to change the options to find out where the problem is, but I did not have a success.</p>
  
  <p>view</p>
  
  <pre><code> &lt;div class="progress progress-success progress-striped"&gt;
   &lt;div class="bar" style="width:20%"&gt;&lt;/div&gt;
   &lt;/div&gt;
  </code></pre>
  
  <p>css</p>
  
  <pre><code>.progress {
    overflow: hidden;
    height: 18px;
    margin-bottom: 18px;
    background-color: #f7f7f7;
    background-image: -moz-linear-gradient(top, #f5f5f5, #f9f9f9);
    background-image: -ms-linear-gradient(top, #f5f5f5, #f9f9f9);
    background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#f5f5f5), to(#f9f9f9));
    background-image: -webkit-linear-gradient(top, #f5f5f5, #f9f9f9);
    background-image: -o-linear-gradient(top, #f5f5f5, #f9f9f9);
    background-image: linear-gradient(top, #f5f5f5, #f9f9f9);
    background-repeat: repeat-x;
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#f5f5f5', endColorstr='#f9f9f9', GradientType=0);
    -webkit-box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
    -moz-box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
    -webkit-border-radius: 4px;
    -moz-border-radius: 4px;
    border-radius: 4px;
  }
  .progress .bar {
    width: 0%;
    height: 18px;
    color: #ffffff;
    font-size: 12px;
    text-align: center;
    text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25);
    background-color: #0e90d2;
    background-image: -moz-linear-gradient(top, #149bdf, #0480be);
    background-image: -ms-linear-gradient(top, #149bdf, #0480be);
    background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#149bdf), to(#0480be));
    background-image: -webkit-linear-gradient(top, #149bdf, #0480be);
    background-image: -o-linear-gradient(top, #149bdf, #0480be);
    background-image: linear-gradient(top, #149bdf, #0480be);
    background-repeat: repeat-x;
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#149bdf', endColorstr='#0480be', GradientType=0);
    -webkit-box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    -moz-box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    -webkit-transition: width 0.6s ease;
    -moz-transition: width 0.6s ease;
    -ms-transition: width 0.6s ease;
    -o-transition: width 0.6s ease;
    transition: width 0.6s ease;
  }
  .progress-striped .bar {
    background-color: #62c462;
    background-image: -webkit-gradient(linear, 0 100%, 100% 0, color-stop(0.25, rgba(255, 255, 255, 0.15)), color-stop(0.25, transparent), color-stop(0.5, transparent), color-stop(0.5, rgba(255, 255, 255, 0.15)), color-stop(0.75, rgba(255, 255, 255, 0.15)), color-stop(0.75, transparent), to(transparent));
    background-image: -webkit-linear-gradient(-45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
    background-image: -moz-linear-gradient(-45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
    background-image: -ms-linear-gradient(-45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
    background-image: -o-linear-gradient(-45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
    background-image: linear-gradient(-45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
    -webkit-background-size: 40px 40px;
    -moz-background-size: 40px 40px;
    -o-background-size: 40px 40px;
    background-size: 40px 40px;
  }
  .progress.active .bar {
    -webkit-animation: progress-bar-stripes 2s linear infinite;
    -moz-animation: progress-bar-stripes 2s linear infinite;
    animation: progress-bar-stripes 2s linear infinite;
  }
  .progress-success .bar {
    background-color: #5eb95e;
    background-image: -moz-linear-gradient(top, #62c462, #57a957);
    background-image: -ms-linear-gradient(top, #62c462, #57a957);
    background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#62c462), to(#57a957));
    background-image: -webkit-linear-gradient(top, #62c462, #57a957);
    background-image: -o-linear-gradient(top, #62c462, #57a957);
    background-image: linear-gradient(top, #62c462, #57a957);
    background-repeat: repeat-x;
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#62c462', endColorstr='#57a957', GradientType=0);
  }
  .progress-success.progress-striped .bar {
    background-color: #62c462;
    background-image: -webkit-gradient(linear, 0 100%, 100% 0, color-stop(0.25, rgba(255, 255, 255, 0.15)), color-stop(0.25, transparent), color-stop(0.5, transparent), color-stop(0.5, rgba(255, 255, 255, 0.15)), color-stop(0.75, rgba(255, 255, 255, 0.15)), color-stop(0.75, transparent), to(transparent));
    background-image: -webkit-linear-gradient(-45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
    background-image: -moz-linear-gradient(-45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
    background-image: -ms-linear-gradient(-45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
    background-image: -o-linear-gradient(-45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
    background-image: linear-gradient(-45deg, rgba(255, 255, 255, 0.15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.15) 75%, transparent 75%, transparent);
  }
  </code></pre>