.centered {
    margin:50px auto;
    text-align:center;
  }
  
  .button::-moz-focus-inner{
    border: 0;
    padding: 0;
  }
  
  .button{
    display: inline-block;
    *display: inline;
    zoom: 1;
    padding: 6px 20px;
    margin: 0;
    cursor: pointer;
    border: 1px solid #bbb;
    overflow: visible;
    font: bold 13px arial, helvetica, sans-serif;
    text-decoration: none;
    white-space: nowrap;
    color: #555;
    
    background-color: #ddd;
    background-image: -webkit-gradient(linear, left top, left bottom, from(rgba(255,255,255,1)), to(rgba(255,255,255,0)));
    background-image: -webkit-linear-gradient(top, rgba(255,255,255,1), rgba(255,255,255,0));
    background-image: -moz-linear-gradient(top, rgba(255,255,255,1), rgba(255,255,255,0));
    background-image: -ms-linear-gradient(top, rgba(255,255,255,1), rgba(255,255,255,0));
    background-image: -o-linear-gradient(top, rgba(255,255,255,1), rgba(255,255,255,0));
    background-image: linear-gradient(top, rgba(255,255,255,1), rgba(255,255,255,0));
    
    -webkit-transition: background-color .2s ease-out;
    -moz-transition: background-color .2s ease-out;
    -ms-transition: background-color .2s ease-out;
    -o-transition: background-color .2s ease-out;
    transition: background-color .2s ease-out;
    background-clip: padding-box; /* Fix bleeding */
    -moz-border-radius: 3px;
    -webkit-border-radius: 3px;
    border-radius: 3px;
    -moz-box-shadow: 0 1px 0 rgba(0, 0, 0, .3), 0 2px 2px -1px rgba(0, 0, 0, .5), 0 1px 0 rgba(255, 255, 255, .3) inset;
    -webkit-box-shadow: 0 1px 0 rgba(0, 0, 0, .3), 0 2px 2px -1px rgba(0, 0, 0, .5), 0 1px 0 rgba(255, 255, 255, .3) inset;
    box-shadow: 0 1px 0 rgba(0, 0, 0, .3), 0 2px 2px -1px rgba(0, 0, 0, .5), 0 1px 0 rgba(255, 255, 255, .3) inset;
    text-shadow: 0 1px 0 rgba(255,255,255, .9);
    
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
  }
  
  .button:hover{
    background-color: #eee;
    color: #555;
  }
  
  .button:active{
    background: #e9e9e9;
    position: relative;
    top: 1px;
    text-shadow: none;
    -moz-box-shadow: 0 1px 1px rgba(0, 0, 0, .3) inset;
    -webkit-box-shadow: 0 1px 1px rgba(0, 0, 0, .3) inset;
    box-shadow: 0 1px 1px rgba(0, 0, 0, .3) inset;
  }
  
  .button[disabled], .button[disabled]:hover, .button[disabled]:active{
    border-color: #eaeaea;
    background: #fafafa;
    cursor: default;
    position: static;
    color: #999;
    /* Usually, !important should be avoided but here it's really needed :) */
    -moz-box-shadow: none !important;
    -webkit-box-shadow: none !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }
  
  /* Smaller buttons styles */
  
  .button.small{
    padding: 4px 12px;
  }
  
  /* Larger buttons styles */
  
  .button.large{
    padding: 12px 30px;
    text-transform: uppercase;
  }
  
  .button.large:active{
    top: 2px;
  }
  
  /* Colored buttons styles */
  
  .button.green, .button.red, .button.blue {
    color: #fff;
    text-shadow: 0 1px 0 rgba(0,0,0,.2);
    
    background-image: -webkit-gradient(linear, left top, left bottom, from(rgba(255,255,255,.3)), to(rgba(255,255,255,0)));
    background-image: -webkit-linear-gradient(top, rgba(255,255,255,.3), rgba(255,255,255,0));
    background-image: -moz-linear-gradient(top, rgba(255,255,255,.3), rgba(255,255,255,0));
    background-image: -ms-linear-gradient(top, rgba(255,255,255,.3), rgba(255,255,255,0));
    background-image: -o-linear-gradient(top, rgba(255,255,255,.3), rgba(255,255,255,0));
    background-image: linear-gradient(top, rgba(255,255,255,.3), rgba(255,255,255,0));
  }
  
  /* */
  
  .button.green{
    background-color: #915daa;
    border-color: #a756a9;
  }
  
  .button.green:hover{
    background-color: #db8ab0;
  }
  
  .button.green:active{
    background: #ca2493;
  }
  
  /* */
  
  .button.red{
    background-color: #ca3535;
    border-color: #c43c35;
  }
  
  .button.red:hover{
    background-color: #ee5f5b;
  }
  
  .button.red:active{
    background: #c43c35;
  }
  
  /* */
  
  .button.blue{
    background-color: #269CE9;
    border-color: #269CE9;
  }
  
  .button.blue:hover{
    background-color: #70B9E8;
  }
  
  .button.blue:active{
    background: #269CE9;
  }
  
  /* */
  
  .green[disabled], .green[disabled]:hover, .green[disabled]:active{
    border-color: #57A957;
    background: #57A957;
    color: #D2FFD2;
  }
  
  .red[disabled], .red[disabled]:hover, .red[disabled]:active{
    border-color: #C43C35;
    background: #C43C35;
    color: #FFD3D3;
  }
  
  .blue[disabled], .blue[disabled]:hover, .blue[disabled]:active{
    border-color: #269CE9;
    background: #269CE9;
    color: #93D5FF;
  }
  
  /* Group buttons */
  
  .button-group,
  .button-group li{
    display: inline-block;
    *display: inline;
    zoom: 1;
  }
  
  .button-group{
    font-size: 0; /* Inline block elements gap - fix */
    margin: 0;
    padding: 0;
    background: rgba(0, 0, 0, .1);
    border-bottom: 1px solid rgba(0, 0, 0, .1);
    padding: 7px;
    -moz-border-radius: 7px;
    -webkit-border-radius: 7px;
    border-radius: 7px;
  }
  
  .button-group li{
    margin-right: -1px; /* Overlap each right button border */
  }
  
  .button-group .button{
    font-size: 13px; /* Set the font size, different from inherited 0 */
    -moz-border-radius: 0;
    -webkit-border-radius: 0;
    border-radius: 0;
  }
  
  .button-group .button:active{
    -moz-box-shadow: 0 0 1px rgba(0, 0, 0, .2) inset, 5px 0 5px -3px rgba(0, 0, 0, .2) inset, -5px 0 5px -3px rgba(0, 0, 0, .2) inset;
    -webkit-box-shadow: 0 0 1px rgba(0, 0, 0, .2) inset, 5px 0 5px -3px rgba(0, 0, 0, .2) inset, -5px 0 5px -3px rgba(0, 0, 0, .2) inset;
    box-shadow: 0 0 1px rgba(0, 0, 0, .2) inset, 5px 0 5px -3px rgba(0, 0, 0, .2) inset, -5px 0 5px -3px rgba(0, 0, 0, .2) inset;
  }
  
  .button-group li:first-child .button{
    -moz-border-radius: 3px 0 0 3px;
    -webkit-border-radius: 3px 0 0 3px;
    border-radius: 3px 0 0 3px;
  }
  
  .button-group li:first-child .button:active{
    -moz-box-shadow: 0 0 1px rgba(0, 0, 0, .2) inset, -5px 0 5px -3px rgba(0, 0, 0, .2) inset;
    -webkit-box-shadow: 0 0 1px rgba(0, 0, 0, .2) inset, -5px 0 5px -3px rgba(0, 0, 0, .2) inset;
    box-shadow: 0 0 1px rgba(0, 0, 0, .2) inset, -5px 0 5px -3px rgba(0, 0, 0, .2) inset;
  }
  
  .button-group li:last-child .button{
    -moz-border-radius: 0 3px 3px 0;
    -webkit-border-radius: 0 3px 3px 0;
    border-radius: 0 3px 3px 0;
  }
  
  .button-group li:last-child .button:active{
    -moz-box-shadow: 0 0 1px rgba(0, 0, 0, .2) inset, 5px 0 5px -3px rgba(0, 0, 0, .2) inset;
    -webkit-box-shadow: 0 0 1px rgba(0, 0, 0, .2) inset, 5px 0 5px -3px rgba(0, 0, 0, .2) inset;
    box-shadow: 0 0 1px rgba(0, 0, 0, .2) inset, 5px 0 5px -3px rgba(0, 0, 0, .2) inset;
  }