.demo_main { padding: 20px; padding-top: 10px; }
.demo_title { padding: 10px; margin-bottom: 10px; background-color: #D3D8E0; border: solid 1px gray; }
.demo_content { padding: 10px; margin-bottom: 10px; border: solid 1px gray; padding-right:1px; }
fieldset { border: 1px solid gray; }