* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: PingFangSC-Regular, PingFang SC;
    transition: all 0.3s;
}

a {
    text-decoration: none;
    color: black;
}

li {
    list-style: none;
}

i,
em {
    font-style: normal;
}

.w {
    width: 1400px;
    margin: 0 auto;
}

.clear {
    clear: both;
}

img {
    vertical-align: middle;
}

body {
    /* height: 8000px; */
    position: relative;
    overflow-x: hidden;
}

input {
    border: 0;
    background: none;
    outline: none;
}

header {
    height: 80px;
    line-height: 80px;
    background: rgba(0, 0, 0, 0.6);
    position: absolute;
    /* position: fixed; */
    z-index: 2;
    width: 100%;
}

header .w {
    display: flex;
    justify-content: space-between;
}

header .logo {
    width: 140px;
    height: auto;
}

.nav {
    width: 40%;
    display: flex;
    justify-content: space-between;
}

.nav a {
    color: #fff;
}

.nav li.active a {
    color: #FED058;
}

.nav li {
    position: relative;
}

.nav li.active :after {
    content: '';
    position: absolute;
    height: 2px;
    width: 95%;
    border-radius: 2px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #FED058;
    top: 58px;
}

.phone_btn {
    display: none;
}

.nav_big {
    display: none;
}

.title {
    text-align: center;
}

.title h1 {
    color: #333;
    font-size: 40px;
}

.title h5 {
    color: #A2A2A2;
    font-size: 26px;
    margin-top: 10px;
    margin-bottom: 50px;
}

.title h5::before {
    content: '';
    display: inline-block;
    background-color: #17A4FF;
    width: 60px;
    height: 1px;
    margin-right: 30px;
    margin-bottom: 8px;
}

.title h5::after {
    content: '';
    display: inline-block;
    background-color: #17A4FF;
    width: 60px;
    height: 1px;
    margin-left: 30px;
    margin-bottom: 8px;
}

/* 底部 */
footer {
    background-color: #333333;
}

footer .w {
    display: flex;
    justify-content: space-between;
}

.foot1 {
    display: flex;
    justify-content: space-between;
}

.foot1 dl {
    margin-right: 75px;
}

.foot1 dt {
    font-size: 18px;
    color: #D6D6D6;
    margin-bottom: 25px;
}

.foot1 dl:first-child i{
    background: url(../img/foot1.png) no-repeat;
    background-size: 100% 100%;
}
.foot1 dl:nth-child(2) i{
    background: url(../img/foot2.png) no-repeat;
    background-size: 100% 100%;
}
.foot1 dl:last-child i{
    background: url(../img/foot3.png) no-repeat;
    background-size: 100% 100%;
}
.foot1 dt i {
    display: inline-block;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    background-color: #D6D6D6;
    margin-right: 8px;
    vertical-align: middle;
    margin-bottom: 5px;
}

.foot1 dd {
    font-size: 14px;
    margin-bottom: 25px;
    margin-left: 26px;
}

.foot1 dd a {
    color: #9B9B9B;
}

.foot2 {
    display: flex;
    justify-content: space-between;
    margin-right: 30px;
}

.foot2 p {
    font-size: 14px;
    color: #FFFFFF;
    /* margin-bottom: 8px; */
    /* line-height: 40px; */
    text-align: center;
}

.foot2 div>img {
    width: 80px;
    height: auto;
}

.foot2 span {
    font-size: 12px;
    color: #fff;
    display: block;
    width: 115px;
    height: 30px;
    line-height: 30px;
    text-align: center;
    border-radius: 8px;
    margin: 0 20px;
}

.foot2 .android {
    background: linear-gradient(180deg, rgba(172, 234, 113, 1) 0%, rgba(115, 209, 61, 1) 100%);
    box-shadow: 0px 2px 4px 0px rgba(115, 209, 61, 0.4);
    margin-bottom: 18px;
}

.foot2 .ios {
    background: linear-gradient(180deg, rgba(116, 212, 255, 1) 0%, rgba(64, 169, 255, 1) 100%);
}

.foot3 {
    display: flex;
    justify-content: space-between;
}

.foot3 h4 {
    color: #D6D6D6;
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 15px;
}

.foot3 h4 b {
    font-size: 24px;
}

.foot3 p {
    font-size: 14px;
    color: #9B9B9B;
    margin-bottom: 15px;
}

.footBottom {
    font-size: 12px;
    color: #9B9B9B;
    height: 40px;
    line-height: 40px;
    text-align: center;
    background-color: #1A1A1A;
}

/* 侧边栏 */
.aside {
    position: fixed;
    right: 0;
    top: 42%;
    z-index: 10;
    /* overflow: hidden; */
}

.aside img {
    width: 30px;
    height: auto;
    display: block;
    margin: 0 auto;
    margin-bottom: 3px;
}

.aside li {
    width: 70px;
    height: 70px;
    background-color: #17A4FF;
    font-size: 14px;
    color: #fff;
    text-align: center;
    margin-bottom: 4px;
    padding-top: 8px;
    cursor: pointer;
    position: relative;
}

.aside_dh,
.aside_yx {
    box-shadow: 0px 0px 5px 0px rgba(255, 101, 60, 0.2);
    border-radius: 2px;
    padding: 10px 20px;
    background-color: #fff;
    position: absolute;
    right: -350px;
    top: 50%;
    transform: translateY(-50%);
    transition: all 0.5s;
    z-index: -1;
}

.aside_dh div,
.aside_yx div {
    height: 38px;
    line-height: 34px;
    border: 2px solid #008DE7;
    display: flex;
}
.aside_dh div form,.aside_yx div form{
    display: flex;
}

.aside_dh div input,
.aside_yx div input {
    padding: 0 10px;
    color: #fff;
}

.aside_dh div span,
.aside_yx div span {
    display: inline-block;
    width: 90px;
    text-align: center;
    background-color: #008DE7;
    font-size: 14px;
    color: #fff;
}

.aside_dh p,
.aside_yx p {
    color: #333;
    font-size: 12px;
    text-align: left;
    margin-top: 1px;
}

.aside_wx {
    position: absolute;
    z-index: -1;
    box-shadow: 0px 0px 5px 0px rgba(255, 101, 60, 0.2);
    border-radius: 2px;
    padding: 15px;
    top: 50%;
    transform: translateY(-50%);
    right: -350px;
    transition: all 0.5s;
    background-color: #fff;
}

.aside_wx img {
    width: 110px;
    height: auto;
}

.aside_wx p {
    color: #666666;
    text-align: center;
    font-size: 14px;
}

/* 鼠标经过 */
.aside li:nth-child(2):hover .aside_dh {
    right: 75px;
}

.aside li:nth-child(3):hover .aside_yx {
    right: 75px;
}

.aside li:nth-child(4):hover .aside_wx {
    right: 75px;
}


@media (max-width: 1600px) {
    .aside li {
        width: 60px;
        height: 60px;
    }

    .aside img {
        width: 22px;
    }
    .aside_wx {
        padding: 10px;
    }
    .aside_wx img{
        width: 100px;
        height: auto;
    }

    .aside li:nth-child(2):hover .aside_dh {
        right: 65px;
    }
    
    .aside li:nth-child(3):hover .aside_yx {
        right: 65px;
    }
    
    .aside li:nth-child(4):hover .aside_wx {
        right: 65px;
    }

}

@media (max-width: 768px) {
    .w {
        width: 100%;
    }

    body {
        position: relative;
        transition: all .4s;
        overflow-x: hidden;
    }

    .nav {
        position: fixed;
        top: 0;
        bottom: 0;
        right: -100%;
        display: block;
        width: 66%;
        z-index: 10;
        background-color: #fff;
        margin-top: 0;
        box-shadow: rgb(136, 136, 136) 0px 0px 26px;
        height: auto;
    }

    .nav_big {
        position: fixed;
        top: 0;
        left: 0px;
        bottom: 0;
        right: 0;
        z-index: 199;
        display: none;
        overflow-x: hidden;
        /* background: rgba(0,0,0,0.5); */
    }

    .nav li {
        height: 45px;
        line-height: 45px;
    }

    .nav li a {
        color: #1a1a1a;
        padding: 0 7.8%;
    }

    .nav li.active :after {
        content: '';
        position: absolute;
        top: 0;
        height: 45px;
        left: 1px;
        width: 2px;
        background: #e40012;
    }

    .nav li.active a {
        color: #FF653C;
    }

    .nav li:before {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        width: 100%;
        background: #f2f2f2;
        height: 1px;
        -webkit-transform-origin: center bottom;
        transform-origin: center bottom;
        -webkit-transform: scaleY(.5);
        transform: scaleY(.5);
        z-index: 2;
    }


    header {
        position: static !important;
        background-color: #000;
        height: 54px;
        padding: 0 8px;
    }

    header .logo {
        width: 110px;
        height: 54px;
        display: flex;
        align-items: center;
    }

    header .logo img {
        width: 100%;
    }

    .phone_btn {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: space-around;
        /* width: 60px; */
        height: 54px;
        border: none;
        padding: 10px 0;
        float: right;
        cursor: pointer;
    }

    .phone_btn span {
        width: 30px;
        height: 2px;
        background: #fff;
    }

    .title h1 {
        font-size: 20px;
    }

    .title h5 {
        font-size: 15px;
        margin-top: 4px;
        margin-bottom: 25px;
    }

    .title h5::before {
        width: 30px;
        margin-right: 12px;
        margin-bottom: 5px;
    }

    .title h5::after {
        width: 30px;
        margin-left: 12px;
        margin-bottom: 5px;
    }

    .aside {
        display: none;
    }

    /* 底部 */
    footer {
        padding: 0 18px !important;
        padding-top: 25px !important;
    }

    footer .w {
        flex-wrap: wrap;
        padding-bottom: 10px;
    }

    .foot1 {
        width: 100%;
        display: none;
    }

    .foot1 dl {
        margin-right: 0;
    }

    .foot1 dt {
        font-size: 16px;
        margin-bottom: 8px;
    }

    .foot1 dt i {
        width: 11px;
        height: 11px;
    }

    .foot1 dd {
        margin-bottom: 8px;
        margin-left: 19px;
    }

    .foot2 {
        width: 100%;
        margin-top: 15px;
        margin-bottom: 15px;
        margin-right: 0;
        display: none;
    }
    .foot2 div{
        margin: 0 auto;
    }

    .foot3 {
        width: 100%;
        display: block;
    }

    .foot3 h4 {
        font-size: 16px;
        margin-bottom: 6px;
    }

    .foot3 h4 b {
        font-size: 17px;
    }

    .foot3 p {
        font-size: 13px;
        margin-bottom: 4px;
    }

    .footBottom {
        display: none;
    }

}