.module
{
   position: relative;
   align-self: center;
   top: 100px;
   opacity: 1;
   width: 340px;
   margin: 0 auto;
   border: 1px solid #000000;
   background-color: aliceblue;
}
.module .caption
{
   background: #71A9D6;
   background: linear-gradient(to bottom, #32cd32, #F0F8FF);
   padding: 0.2em 0.5em;
}
.module .caption h4
{
   float: left;
   margin: 0;
}
.module .caption .rollButton
{
   cursor: pointer;
   font-size: 1em;
   font-weight: bold;
}

.module .moduleBody
{
   padding: 0.2em;
}
.clearfix
{
   zoom: 1;
}
.clearfix::after
{
   content: " ";
   visibility: hidden;
   display: block;
   height: 0;
   clear: both;
}