:root {
    font-size: 10px;
}

body {
    overflow-x: hidden;
}

li {
    list-style-position: outside;
    list-style-type: none;
}

a {
    text-decoration: none;
    outline: none;
    color: #a7a8a8;
}

a:hover {
    text-decoration: none;
    outline: none;
}

.header {
    background: #ffffff;
}

.header .logo a {
    font-size: 2.4rem;
    color: #c6000b;
    display: inline-block;
}

.a_txt {
    position: fixed;
    top: 0px;
    left: 0px;
    overflow: hidden;
    z-index: 10000;
}

.a_txt .div1 {
    position: absolute;
    background: #0b0d19;
    filter: alpha(opacity=0);
    opacity: 0;
    left: 0px;
    top: 0px;
    z-index: 1;
}

.a_txt .div2 {
    position: relative;
    top: 5%;
    z-index: 100;
    left: 90%;
}

.a_txt .div3 {
    position: absolute;
    width: 100%;
    right: 0px;
    top: 0px;
    background: url("../images/h01.png") no-repeat;
    background-size: 100% 100%;
    height: 100%;
    z-index: 100;
    right: -100%;
}

.a_txt .div3 ul {
    position: relative;
    width: 20%;
    left: 57%;
    top: 10%;
}

.a_txt .div3 ul li {
    margin-bottom: 5px;
}

.a_txt .div3 ul li a {
    display: block;
    height: 45px;
    color: #1c1c1c;
    line-height: 45px;
    padding-left: 5%;
    font-size: 2.2rem;
}

.a_txt .div3 ul li a:hover {
    color: #c6000b;
    text-decoration: none;
}

.a_txt .div4 {
    position: relative;
    top: 15%;
    left: 57%;
    width: 20%;
}

.a_txt .div4 .left {
    display: flex;
    position: relative;
    padding-left: 5%;
}

.a_txt .div4 .left .line {
    width: 2.2rem;
    height: 2px;
    background-color: #c6000b;
    position: relative;
    top: 15px;
    left: 2.2rem;
}

.a_txt .div4 .left .tencent {
    font-size: 14px;
    color: #3a3a3a;
    width: 10.8rem;
    height: 38px;
    position: relative;
    top: 39px;
    /*left: 0.3%;*/
}

.amplify {
    -webkit-transition: all ease 0.3s;
    transition: all ease 0.5s;
}

.amplify:hover {
    -webkit-transform: scale(1.05);
    transform: scale(1.05);
}

.amplify_big {
    -webkit-transition: all ease 0.3s;
    transition: all ease 0.5s;
}

.amplify_big:hover {
    -webkit-transform: scale(1.5);
    transform: scale(1.5);
}

.amplify_left {
    width: 116px;
    -webkit-transition: all ease 0.3s;
    transition: all ease 0.5s;
}

.amplify_left:hover {
    -webkit-transform: translateX(10px);
    transform: translateX(10px);
}

.amplify_right {
    width: 116px;
    -webkit-transition: all ease 0.3s;
    transition: all ease 0.5s;
}

.amplify_right:hover {
    -webkit-transform: translateX(10px);
    transform: translateX(10px);
}

.mt10 {
    margin-top: 10px;
}

.mt40 {
    margin-top: 40px;
}

.mb40 {
    margin-bottom: 40px;
}

.border2px {
    border-bottom: 2px solid #c6000b;
}

.dropdown-menu ul li a {
    width: 100%;
    clear: both;
    font-weight: 400;
    color: #212529;
    text-align: inherit;
    white-space: nowrap;
    background-color: transparent;
    border: 0;
}