div.module {   display: block;   padding: 0px;   margin: 0px;   border: 1px solid silver;   height: 100%; } div.module div.moduleTitle {   background-color: silver;   color: black;   display: block;   padding: 3px;   height: 5%;   font-family: arial;   font-size: 14px;   font-weight: bold; } div.module div.moduleContent {   padding: 3px;   height: 92%; }