.mtop{
    margin-top: 60px;
}
.bt{
    margin-top: 50px;
    margin-bottom:30px ;
}
.main2{
    width: 1300px;
    margin: auto;
}
.main2 ul li{
    width: 350px;
    margin: 0 30px;
    float: left;
}
.main3{
    height: 504px;
    background: url(../images/9.jpg)no-repeat center;
    margin: 50px auto;

}
.clearfix{
    clear: both;
}
.main7{
    height: 900px;
    background: rgb(234, 215, 198);
    padding-top: 50px;
}
.main7 ul{
    width: 1300px;
    margin: auto;
}
.main7 ul li{
    width: 350px;
    margin: 0 30px;
    float: left;
    
}
.girlzx{
    width: 330px;
    height: 50px;
    margin:50px auto;
    background-color: rgb(254, 0, 0);
    text-align: center;
    line-height: 50px;
 
}
.girlzx a{
  color: white;
  font-size: 24px;
  
}
.main3_lf{
    text-align: center;
    width: 1000px;
    padding-top: 100px;
}
.main3_lf .big{
    color: rgb(250, 250, 68);
    font-size: 28px;
    font-weight: bold;
}
.main3_lf .sma{
    color: white;
    font-size: 16px;
    font-weight: bold;
}
.main3_lf form{
    text-align: center;
    margin-top: 60px;
}
.main3_lf input{
    margin-left: 350px;
    width: 300px;
    height: 30px;
   display: block;
   margin-top: 15px;
}
.sub{
    background: rgb(0, 102, 203);
    color: white;
    outline: none;
    border: none;
}