.fx_center {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 70%;
    margin: 0 auto;
}
.navBox {
    display: flex;
    -webkit-box-align: center;
    align-items: center;
    height: 80px;
  }
header {
    box-shadow: 0 0 8px 0 rgba(44, 80, 246, 0.2);
    height: 80px;
    width: 100%;

}
.web_icon {
    height: 80px;
}
header .web_icon img{
    height: 85px;
}
ul{
    list-style: none;
}
ul li a.active, header ul li a:hover {
    color: #157df1;
}
ul li a{
    display: block;
    line-height: 19px;
    padding: 6px 25px;
    text-decoration: none;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    font-size: 16px;
    background-color: transparent;
    text-transform: uppercase;
}
 .btn-login {
    width: 15%;
    line-height: 32px;
    margin-left: 2.75%;
    display: flex;
    font-size: 14px;
}
.btn-login .login{
    background: #0984e3;
    width: 66%;
    margin-right: 8%;
}
.login a{
    color: #fff;
}
.btn-login .common {
    border-radius: 16px;
    font-size: 14px;
    cursor: pointer;
    text-align: center;

}

.btn-login .register{
    width: 66%;
    border: 1px solid #0984e3;
   
}
.register a{
    color: #0984e3;
}
.bannerBox {
    height: 330px;

    background-color: rgb(166, 219, 219);
}
.btn {
    width: 60px;
    height: 38px;
    background-color: #0984e3;
}

.ipt input {
    width: 300px;
    height: 38px;
    border: none;
    margin-left: 20px;
}

.ipt {
    width: 380px;
    height: 40px;
    border-radius: 4px;
    border: 1px solid #dcdfe6;
    display: flex;
    position: absolute;
    right: 40px;
}

.mainBox {
    width: 70%;
    margin: 50px auto 80px;
    border: 1px solid #e0e9f3;

}

.mainBoxTop {
    width: 100%;
    height: 80px;
    display: flex;
    align-items: center;
position: relative;
}
.bannerImgBox {
    width: 100%;
    height: 430px;
    float: left;
}

.bannerIndex {
    height: 430px;
    width: 100%;
    position: relative;
}

.bannerIndexBox {
    height: 430px;
    width: 100%;
    overflow: hidden;
    display: flex;
}

.bannerIndexBox img {
    width: 100%;
    height: 100%;
    
}