*{margin: 0px;padding: 0px;}
a{
    text-decoration: none;
    float: left;
    margin-top: 2px;
    font-size: 20px;
}
.header{
    height: 70px;
    font-size: 40px;
    text-align: center;
    font-family: 华文楷体;
    color: blue;
}
.search{
    margin: 0 auto;
    width: 1000px;
    height: 50px;
}
.search input{
    width: 850px;
    height: 50px;
    border-radius: 30px;
    padding-left: 20px;
    background: none;
}
.search button{
    width: 100px;
    height: 50px;
    border-radius: 30px;
    background-color: #3b75fb;
}
.main{
    width:1000px;
    height: 220px;
    margin: 0 auto;
}
.title{
    text-align: center;
    font-family: 幼圆;
    width: 1000px;
    height: 40px;
    margin-top: 30px;
}
.kuanl{
    width: 476px;
    height: 50px;
    border: darkslateblue 2px solid;
    border-radius: 30px;
    text-align: center;
    padding-top: 20px;
    margin: 10px  10px;
    float: left;
}
.kuanr{
    width: 476px;
    height: 50px;
    border: darkslateblue 2px solid;
    border-radius: 30px;
    text-align: center;
    padding-top: 20px;
    margin: 10px  10px;
    float: right;
}
img{width:30px;height:30px;float: left;margin-left: 20px;margin-right: 10px;}
.kuanl:hover{box-shadow: 0px 0px 6px 0px #3b75fb;}/*盒子阴影*/
.kuanr:hover{box-shadow: 0px 0px 6px 0px #3b75fb;}