//#main{width: auto; margin: 20px auto 0;}
//#mainContent{width: 70%; margin-left: 0px;}
h2{background-color:#169fe6; color:white; border-radius:6px; text-shadow:2px 2px 3px black ; font-family: "微软雅黑" , "宋体" , "黑体" ,Arial;}
h3{color:#ED89ED; font-family: "微软雅黑" , "宋体" , "黑体" ,Arial;}