* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Microsoft YaHei;
}
.text-orange {
    color: #f9562a;
}
.text-grey {
    color: #858585;
}
.title_small {
    margin-left: .41vw;
    font-size: .625vw;
}
body {
    font-family: "Microsoft YaHei", sans-serif;
    /*background-color: #f5f7fa;*/
    color: #333;
}
ul, li {
    list-style: none;
}
a {
    text-decoration: none;
    color: inherit;
}

/* 顶部导航 */
.header {
    min-width: 66.77vw;
    width: 100%;
    background-color: hsla(0, 0%, 100%, 1);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
    transition: all 0.3s ease;
    box-shadow: 0 1px 5px rgba(0,0,0,0.05);
}
.header.shrink {
    background: rgba(255,255,255,0.98);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.header-inner {
    width: 66.77vw;
    margin: 0 auto;
    height: 5.2vw;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo-icon {
    width: 9.58vw;
    height: 3.15vw;
}
.logo-icon > img {
    display: block;
    height: 100%;
}
.nav-menu {
    display: flex;
    gap: 1.56vw;
    font-size: 1.04vw;
}
.nav-menu li {
    position: relative;
    cursor: pointer;
    transition: color 0.2s;
}
.nav-menu li.active {
    color: #ff5544;
}
.nav-menu li:hover {
    color: #ff5544;
}
.nav-menu li::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #ff5544;
    transition: width 0.3s;
}
.nav-menu li:hover::after {
    width: 100%;
}

/* 底部 */
.footer {
    width: 100%;
    background: #fff;
    font-size: 0.8vw;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    background: #191b20;
}
.foot_wrap {
    width: 66.77vw;
    padding: 3vw 0;
    display: -webkit-box;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    margin: 0 auto;
}
.foot_wrap_icon {
    width: 9.58vw;
    height: 2.44vw;
}
.foot_wrap_icon > img {
    display: block;
    width: 100%;
}
.foot_wrap_text {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    width: 54.74vw;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
}
.foot_wrap_text_top {
    width: 100%;
    font-size: .83vw;
    color: #fff;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
}
.top_text {
    width: 5.95vw;
    min-width: 85px;
    text-align: right;
}
.top_tip {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    width: 46.875vw;
}
.foot_wrap_text_bottom {
    font-size: .781vw;
    color: #8d8d8d;
    line-height: 1.56vw;
    text-align: left;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
}
.bottom_tip_split {
    padding: 0 .52vw 0 1.927vw;
}