body{
    margin: 0;
    padding: 0;
}
html{
    margin: 0;
    padding: 0;
}
.header{
    height: 150px;
    width: 100%;
    background-color: #000000;
}
.header_in{
    display: flex;
    position: relative;
    color: #fff;
    width: 90%;
    margin: 0 auto;
}
.header_in>h1{
    font-size: 47px;
    margin: 0;
    padding: 0;
}
.header_btn{
    position: absolute;
    right: 0;
    top: 41.5px;
    box-sizing: border-box;
    width: 200px;
    height: 67px;
    background-color: #020b0f;
    border-radius: 60px;
    border: 3px solid #09374c;
    padding-left: 20px;
    line-height: 61px;
    font-size: 21px;
    text-align: center;
    cursor: pointer;
    color: #fff;
}
.header_btn:hover{
    background-color: #4285f4;
    transition: all 0.5s ease ;
}
.header_btn:hover>i{
    transform: rotate(180deg);
    transition: all 0.5s ease ;
}
.section{
    position: relative;
    width: 100%;
    text-align: center;
    transition: all 1s ease;
    overflow: hidden;
    z-index: 10;
}
.section>h1{
    color: #636567;
    font-size: 48px;
    font-weight: 600;
    margin: 100px 0;
}
.section_chooes{
    display: flex;
    width: 70%;
    margin: 0 auto;
    justify-content: space-evenly;
    text-align: center;
}
.section_chooes_items{
    width: 20%;
    cursor: pointer;
    margin-top: 20px;
    padding-top: 30px;
}
.section_chooes_items:hover{
    margin-top: 0;
    transition: all 0.5s ease;
    box-shadow: -5px 20px 20px 0px rgba(0,0,0,.1);
}
.section_chooes_items>h2{
    font-size: 38px;
    color: #464646;
}
.section_chooes_items>p{
    color: #c3c3c3;
}
.hadding{
    position: absolute;
    top: 150px;
    width: 100%;
    font-size: 19px;
}
.hadding_lt{
    width: 287px;
    height: 130px;
    background-color: #f6f5f5;
}
.hadding_lt>span{
    box-sizing: border-box;
    border-top: 3px solid #000;
    border-bottom: 1px solid #000;
    display: block;
    background-color: #fff;
    width: 287px;
    height: 65px;
    line-height: 65px;
    text-align: center;
    box-shadow: 0px 0px 20px 0px rgba(0,0,0,.1);
    cursor: pointer;
}
.hadding_rt{
    margin-left: 15px;
    width: 900px;
    box-shadow: 0px 0px 20px 0px rgba(0,0,0,.1);
    background-color: #fff;
}

.hadding_rt_title{
    border-top: 3px solid #000;
    border-bottom: 1px solid #888888;
    color:#727170;
    height: 60px;
    line-height: 60px;
    padding-left: 35px;
}
.hadding_rt_section{
    width: 80%;
    margin: 0 auto;
}
.hadding_rt_section_item{
    position: relative;
    height: 50px;
    line-height: 50px;
    margin:40px 0;
    font-size: 26px;
}
.hadding_rt_section_item>span{
    font-size: 20px;
    color: #c3c3c3;
}
.hadding_rt_section_item>button{
    position: absolute;
    right: 0;
    width: 173px;
    height: 50px;
    font-size: 26px;
}
.hadding_rt_btn{
    width: 283px;
    height: 56px;
    margin:  30px auto;
    border-radius: 10px;
    background-color: #383a3c;
    font-size: 25px;
    color: #fff;
    text-align: center;
    line-height: 56px;
    cursor: pointer;
}
.hadding_items{
    position: relative;
    width: 70%;
    height: 56px;
    margin:30px auto ;
    font-size: 30px;
    line-height: 56px;
}
.hadding_items>input{
    float: right;
}
#get_code{
    position: absolute;
    right: 1px;
    width: 100px;
    height: 60px;
    line-height: 56px;
    font-size: 16px;
    text-align: center;
    background-color: #c5eaf8;
    top: 1px;
    cursor: pointer;
    color: #697174;
}
.footer{
    position: relative;
    bottom: 0;
    width: 100%;
    height: 200px;
    background-color: #fff;
    z-index: 100;
    margin-top: 200px;
}
.footer_txt{
    position: absolute;
    bottom: 0;
    height: 100%;
    width: 100%;
    border-top: 1px solid #302d31;
    text-align: center;
}
.footer_txt>ul{
    margin-top: 40px;
}
.footer_txt>ul>span{
    display: inline-block;
    padding: 10px;
    color: #7b7b7b;
    font-size: 15px;
}
.footer_txt>ol>span{
    display: inline-block;
    padding: 10px;
    color: #7b7b7b;
    font-size: 13px;
}
.footer_txt>ul>span>a{
    color: #7b7b7b;
    font-size: 15px;
}