input[type=text]{padding:4px}
input[type=submit]{margin:6px 0}
h2 + div,form{margin-top:16px}
.text{border:1px solid #666;display:block;height:8em;margin-top:calc(16px / 2);overflow:auto;width:100%}
#ghtml{height:16em}
.gcss{width:calc(50% - 4px);float:left;margin:0 0 0 0}
.gcss:first-child{margin-right:calc(4px * 2)}
span.controlSet{display:inline-block;margin:0 1em 6px 0}
.idSet{display:none}
#preview{margin-top:16px;clear :both}