body {
 text-align: center;
 margin: 0px;
 background-color: #D5D5D5;
}
#top_1 {
 background-image: url(../image/head.jpg);
 background-repeat: no-repeat;
 height: 290px;
 width: 1100px;
 margin-top: 0px;
 margin-right: auto;
 margin-bottom: 0px;
 margin-left: auto;
}
#menu {
 float: right;
 height: 30px;
 width: 730px;
 margin-top: 20px;
 margin-right: 30px;
 text-align: right;
}
#top_2 {
 background-image: url(../image/head-2.jpg);
 background-repeat: no-repeat;
 height: 467px;
 width: 1920px;
 margin-top: 0px;
 margin-right: auto;
 margin-bottom: 0px;
 margin-left: auto;
}
#main {
 width: 1100px;
 background-color: #FFF;
 margin-top: 0px;
 margin-right: auto;
 margin-bottom: 0px;
 margin-left: auto;
}
#div_1 {
 border-bottom-width: 3px;
 border-bottom-style: double;
 border-bottom-color: #a3271f;
 height: 50px;
}
#div_11 {
 font-family: "微软雅黑";
 font-size: 24px;
 float: left;
 width: 240px;
 color: #a3271f;
 height: 30px;
 font-weight: bold;
 margin-left: 15px;
 position: relative;
 top: 15px;
}
#div_12 {
 float: right;
 height: 20px;
 width: 400px;
 margin-right: 50px;
 text-align: right;
 position: relative;
 font-family: "宋体";
 font-size: 18px;
 top: 25px;
}
.top1 {
 vertical-align: top;
}
.line {
 border-right-width: 2px;
 border-right-style: solid;
 border-right-color: #a3271f;
}

#div_2 {
 height: 500px;
 margin-top: 20px;
}
#div_3 {
 margin-top: 20px;
 margin-right: 10px;
 margin-left: 30px;
}

#div_31 {
 height: 140px;
 margin-right: 10px;
 margin-left: auto;
}


#div_4 {
 height: 100px;
 width: 1100px;
 float: left;
 text-align: center;
 border-top-width: 3px;
 border-top-style: solid;
 border-top-color: #a3271f;
 border-right-color: #a3271f;
 border-bottom-color: #a3271f;
 border-left-color: #a3271f;
}