body {
    margin: 0;
    font-family: 'Nunito', sans-serif;
}
#swiper-banner {
    width: 100%;
    height: 800px;
}
#swiper-banner img{
    width: 100%;
    height: 800px;
}

ul {
    list-style-type: none;
}

.topbar ul li {
    float: left;
    padding-bottom: 10px;
}

.topbar {
    margin-top: -8px;
    overflow: hidden;
    border-bottom: 1px solid #f1f1f1;
}

.topbar ul > li + li {
    margin-left: 20px;
    padding-left: 20px;
    border-left: 1px solid #f1f1f1;
}

.top1 {
    width: 1170px;
    margin: 0 auto;
    font-size: 0.875rem;
    font-family: "宋体", sans-serif;
}

.left-bar {
    float: left;
    margin-left: -40px;
}

.right-bar {
    float: left;
    padding-left: 100px;
}

.navigation {
    height: 100px;
    border-bottom: 1px solid #f1f1f1;
}

.container {
    width: 1140px;
    margin: auto;
    padding-right: 30px;
}

.navbar-header {
    margin-top: 25px;
}

.navbar-brand {
    height: auto;
}

.navbar .navbar-brand img {
    max-width: 185px;
}

#navbar a {
    text-decoration: none;
}

#navbar > ul {
    display: flex;
    line-height: 69px;
}

#navbar > ul > li {
    margin: 0;
    position: relative;
}

#navbar ul > li > a {
    font-weight: 600;
    padding: 30px 25px;
    color: #000;
}

#navbar > ul > li:hover > .sub-menu {
    top: 100%;
    visibility: visible;
    opacity: 1;
}

#navbar > ul .sub-menu {
    background-color: #fff;
    width: 150px;
    position: absolute;
    left: 0;
    top: 100%;
    z-index: 10;
    visibility: hidden;
    opacity: 0;
    padding: 0 15px;
}

#navbar > ul > li .sub-menu ul {
}

#navbar > ul > li .sub-menu a {
    font-size: 14px;
    font-size: 0.875rem;
    display: block;
    padding: 12px 15px;
    color: #000;
}

#navbar > ul > li .sub-menu li {
    line-height: 2;
    border-bottom: 1px solid #f1f1f1;
}