html{
    margin: 0;
    padding: 0;
}
body{
    margin: 0;
    padding: 0;
}
.header{
    position: absolute;
    top: 0;
    width: 100%;
    height: 122px;
    border-bottom: 1px solid #ccc;
    margin: 0 auto;
    background-color: #fff;
    /* overflow: hidden; */
    z-index: 2;
}
.header_lt{
    float: left;
    font-style: 16px;
}
.header_rt{
    float: right;
}
.header_rt ul{
    display: flex;
}
.header_rt li{
    padding: 0;
    height: 122px;
    padding-left: 48px;
    display: inline-block;
    list-style: none;
    color: #000;
    line-height: 122px;
    position: relative;
}
.header_rt li a{
    font-size: 16px;
}
.header_rt li a:hover{
    font-weight: 600;
}
.header_move_hadding{
    position: relative;
    top: -30px;
    display: block; 
    opacity: 0;
    color: #60656b;
    transition: all 800ms  ease 300ms;
}
.header_move_hadding span{
    display: block;
    font-size: 12px;
    line-height: 12px;
    margin-top: 10px;
}
.header_move_hadding a{
    line-height: 30px;
    color: #60656b;
}
.header_move_hadding a:hover{
    font-weight: 600;
}
.header_move a:hover{
    font-weight: 600;
}
.header_move:hover i{
    transform: rotate(180deg);
    transition: all 0.5s ease 0.3s;
}
.section{
    width: 70%;
    margin: 0 auto;
    margin-top: 200px;
}
.section_txt a{
    color: #7b7b7b;
}
.section_txt a:hover{
    font-weight: 600;
}
.section_txt h1{
    font-size: 37px;
    font-weight: 500;
}
.section_gif{
    width: 100%;
    height: 400px;
    margin: 80px auto ;
    background-color: pink;
}
.section_section{
    position: relative;
    width: 100%;
    margin-bottom: 80px;
}
.section_section p{
    color: #737373;
    font-size: 17px;
    line-height: 30px;
}
.footer{
    position: relative;
    bottom: 0;
    width: 100%;
    height: 200px;
    background-color: #000;
    transition: all 0.5s ease;
    z-index: 100;
}
.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>ul>span>a{
    color: #7b7b7b;
    font-size: 15px;

}
.footer_txt>ol>span{
    display: inline-block;
    padding: 10px;
    color: #7b7b7b;
    font-size: 13px;
}