.main{margin-left:15px; margin-right:15px;}
.button{float:right; margin-top:12px; margin-bottom:-10px;}
.kuang{width:100%; height:112px; margin-top:15px; float:left; box-shadow:-3px 0 3px rgba(0,0,0,.1), 3px 0 3px rgba(0,0,0,.1), 0 -3px 3px rgba(0,0,0,.1), 0 3px 3px rgba(0,0,0,.1);}
.kuang li{ margin-left:10px; margin-right:20px; font-size:16px; margin-top:4px;}
.zi1{ color:#666;}
.zi2{ color:#333;}
.zi3{ color:#c00;}
.zi4{ color:#ff7300;}