body{
    margin: 0;
}
.flex{
    display: flex;
    align-items: center;
}
.flex_js{
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.flex_fe{
    display: flex;
    align-items: center;
    justify-content: flex-end;
}
.flex_jc{
    display: flex;
    align-items: center;
    justify-content: center;
}

.f16{
    font-size: 16px;
}
.f24{
    font-size: 24px;
}
.f28{
    font-size: 28px;
}
.f14{
    font-size: 14px;
}
.f18{
    font-size: 18px;
}
.font_w{
    font-weight: bold;
}
.huise{
    color: #aeaeae;
}
.baise{
    color: #FFF;
}
.blue{
    color: #428dfa;
}
 ::-webkit-scrollbar {
    display: none;
}
.w_1200 {
    max-width: 1200px;
    min-width: 1200px;
}
.l_15{
    margin-left: 15px;
}
.bg {
    width: 100%;
    height: 100vh;
    position: relative;
}

.box {
    width: 100%;
    height: 60px;
    position: absolute;
    top: 210px;
    z-index: 100;
    background-color: #428dfa;
}
.box1{
    width: 100%;
    height: 50px;
    position: absolute;
    top: 270px;
    z-index: 100;
    background-color: #FFF;
}
.img_bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 210px;
}
.img_logo {
    width: 46px;
    height: 51px;
}
.box_bottom {
    position: fixed;
    bottom: 0;    
    width: 100%;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 28px;
    z-index: 99999;
    flex-direction: column;
    background-color: #292f38;
}
.login {
    width: 88px;
    height: 30px;
    line-height: 30px;
    border-radius: 50px;
    border: 1px solid #FFF;
    color: #FFF;
    cursor: pointer;
}
.div_top{
    width: 1200px;
    position: absolute;
    top: 0;
    height: 210px;
    display: flex;
    align-items: center;
}
 /* 顶部导航样式 */
 .el-menu-demo_1 .el-menu-demo {
    height: 60px;
    display: flex;
    background-color: rgba(255, 255, 255, 0);
}

.el-menu-demo_1 .el-main {
    padding: 0 !important;
}

.el-menu-demo_1 .el-menu.el-menu--horizontal {
    border: 0 !important;
    display: flex;
    justify-content: center;
}

.el-menu-demo_1 .el-menu-item {
    width: 140px !important;
    text-align: center;
    height: 60px !important;
    line-height: 60px !important;
    color: #fff !important;
    font-size: 16px !important;
}

.el-menu-demo_1 .el-menu-item.is-active {
    background-color: rgba(0, 0, 0, 0.2) !important;
    color: #ffffff !important;
}

.el-menu-demo_1 .el-menu-item:focus,
.el-menu-item:hover {
    background-color: rgba(0, 0, 0, 0.2) !important;
}
a{
    text-decoration: none;
    color: #000;
}
.red{
    color: red;
}