@charset "UTF-8";




section{
    background: url('../img/cooperation.png') no-repeat;
    -webkit-background-size: cover;
    background-size: cover;
    height: 1000px;
    display: flex;
    flex-flow: column nowrap;
    justify-content: center;
}
section>img{
    /*display: block;*/
    /*width: 100%;*/
}
section .main{
    /*position: absolute;*/
    /*width: 100%;*/
    /*top: 15%;*/
    color: #fff;
}
section .main .title{
    text-align: center;
}
section .main .title div h2{
    /*font-size: 48px;*/
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}
section .main .title div h2 i{
    color: #b01f23;
}
section .main .title div h2::after{
    content: '';
    position: absolute;
    bottom: -10%;
    left: 50%;
    margin-left: -3%;
    width: 6%;
    height: 3px;
    background-color: #fff;
    -webkit-animation: W0toW6 .5s ease 1.1s both;
    -o-animation: W0toW6 .5s ease 1.1s both;
    animation: W0toW6 .5s ease 1.1s both;
}
@keyframes W0toW6 {
    0%{width: 0}
    100%{width: 6%;}
}


section .main .contacts{
    text-align: center;
    margin-top: 8%;
}
section .main .contacts p{
    line-height: 1.8em;
    color: #fff;
}
section .main .contacts p.f24{
    line-height: 2.5em;
    text-transform: none;
}
section .main .contacts h3{
    /*font-size: 36px;*/
    line-height: 2em;
}
section .main .contacts div{
    margin: 50px auto 10px;
    width: 40px;
    height: 40px;
    border: 2px solid RGBA(255, 255, 255, 0);
    border-radius: 50%;
    padding: 6px;
    position: relative;
}
section .main .contacts div img{
    display: block;
    width: 100%;
}
section .main .contacts div::before{
    content: '';
    position: absolute;
    top: -52px;
    left: 50%;
    height: 50px;
    width: 1px;
    background-color: RGBA(255, 255, 255, 0.2);
    -webkit-animation: H0toH50 .3s ease 2s both;
    -o-animation: H0toH50 .3s ease 2s both;
    animation: H0toH50 .3s ease 2s both;
}
section .main .contacts div::after{
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    height: 10px;
    width: 1px;
    background-color: RGBA(255, 255, 255, 0.2);
    -webkit-animation: H0toH10 .2s ease 2.8s both;
    -o-animation: H0toH10 .2s ease 2.8s both;
    animation: H0toH10 .2s ease 2.8s both;
}
@keyframes H0toH50 {
    0%{height: 0}
    100%{height: 50px;}
}
@keyframes H0toH10 {
    0%{height: 0}
    100%{height: 10px;}
}
@keyframes H0toH-5 {
    0%{height: 0}
    100%{height: .5rem;}
}
@keyframes H0toH-1 {
    0%{height: 0}
    100%{height: .1rem;}
}



/*媒体查询 ---------------- 媒体查询 ---------------- 媒体查询 ---------------- 媒体查询 ----------------*/
@media screen and (max-width: 440px){
    section{height: 13rem;}
    section .main .contacts div{
        margin: 0.5rem auto 0.1rem;
        width: 0.5rem;
        height: 0.5rem;
        /*border: 1px solid RGBA(255, 255, 255, 0.2);*/
    }
    section .main .contacts div::before{
        top: -0.52rem;
        left: 50%;
        /*height: 0.5rem;*/
        width: 1px;
    }
    section .main .contacts div::after{
        bottom: -0.12rem;
        left: 50%;
        /*height: 0.1rem;*/
        width: 1px;
    }
    section .main .title div h2::after{
        height: 1px;
        width: 50%;
    }
    section .main .contacts div::before{
        -webkit-animation: H0toH-5 .2s ease 2.8s both;
        -o-animation: H0toH-5 .2s ease 2.8s both;
        animation: H0toH-5 .2s ease 2.8s both;
    }
    section .main .contacts div::after{
        -webkit-animation: H0toH-1 .2s ease 2.8s both;
        -o-animation: H0toH-1 .2s ease 2.8s both;
        animation: H0toH-1 .2s ease 2.8s both;
    }
}