Button 39

<button class="Button39" onclick="window.location.href = '#';">Button 39</button>

/*-- Button 39 --*/
.Button39{
        font-size: 1.1em;
        font-weight: bold;
        text-transform: uppercase;
        padding: 10px 36px;
        color: #ccc;
        background-color: #555;
        background-image: linear-gradient(top, #888 0%, #555 100%);
        background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0, #888), color-stop(1, #555));
        background-image: -moz-linear-gradient(top, #888 0%, #555 100%);
        background-image: -o-linear-gradient(top, #888 0%, #555 100%);
        border: none;
        border-radius: 3px;
        text-shadow: 0px -1px 0px #000;
        box-shadow: 0px 1px 0px #666,
                            0px 5px 0px #444,
                            0px 6px 6px rgba(0, 0, 0, .6);
        cursor: pointer; 
      
      -webkit-transition: ease .15s all;
      -moz-transition: ease .15s all;
      -o-transition: ease .15s all;
      transition: ease .15s all;
  
      -webkit-animation: none;
      -moz-animation: none;
      -o-animation: none;
      animation: none;
    }
    .Button39:hover, .btn1:focus{
      -webkit-animation: linear 1.2s light infinite;
      -moz-animation: linear 1.2s light infinite;
      -o-animation: linear 1.2s light infinite;
      animation: linear 1.2s light infinite;
    }
    @-webkit-keyframes light{
      0%     { color: #ddd; text-shadow: 0px -1px 0px #000; }
      50%   { color: #fff; text-shadow: 0px -1px 0px #444, 0px 0px 5px #ffd, 0px 0px 8px #fff; }
      100% { color: #ddd; text-shadow: 0px -1px 0px #000; }
    }
    @-moz-keyframes light{
      0%     { color: #ddd; text-shadow: 0px -1px 0px #000; }
      50%   { color: #fff; text-shadow: 0px -1px 0px #444, 0px 0px 5px #ffd, 0px 0px 8px #fff; }
      100% { color: #ddd; text-shadow: 0px -1px 0px #000; }
    }
    @-o-keyframes light{
      0%     { color: #ddd; text-shadow: 0px -1px 0px #000; }
      50%   { color: #fff; text-shadow: 0px -1px 0px #444, 0px 0px 5px #ffd, 0px 0px 8px #fff; }
      100% { color: #ddd; text-shadow: 0px -1px 0px #000; }
    }
    @keyframes light{
      0%     { color: #ddd; text-shadow: 0px -1px 0px #000; }
      50%   { color: #fff; text-shadow: 0px -1px 0px #444, 0px 0px 5px #ffd, 0px 0px 8px #fff; }
      100% { color: #ddd; text-shadow: 0px -1px 0px #000; }
    }
    .Button39:active{
      color: #fff;
      text-shadow: 0px -1px 0px #444,
                          0px 0px 5px #ffd,
                          0px 0px 8px #fff;
                          
      box-shadow: 0px 1px 0px #666,
                          0px 2px 0px #444,
                          0px 2px 2px rgba(0, 0, 0, .9);
      -webkit-transform: translateY(3px);
      -moz-transform: translateY(3px);
      -o-transform: translateY(3px);
      transform: translateY(3px);
      -webkit-animation: none;
      -moz-animation: none;
      -o-animation: none;
      animation: none;
    }