body{
	display:block;
}
*{
	margin:0;
	padding:0;
}
li{
	list-style-type:none;
}
.yd_bmbd {
    width: 765px;
	margin:0 auto;
}
h3 {
    font-size: 1.4em;
    font-weight: bold;
    color: #1e4eb1;
    font-family: "Microsoft YaHei";
    text-align: center;
    line-height: 1.6em;
    background-color: #f0f0f0;
    padding: 20px 0;
}
.baoming {
    background: url(../images/bm_bg.jpg) no-repeat top center;
    height: auto;
    width: 100%;
}
footer {
    text-align: center;
    color: #999;
    font-size: 14px;
    padding: 5px 0 20px;
    line-height: 30px;
}
@media only screen and (max-width:600px){
    .yd_bmbd{
        width:100%;
    }
}