* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    list-style: none;
    text-decoration: none;
}

::-webkit-scrollbar {
    /*高宽分别对应横竖滚动条的尺寸*/
    width: 8px;
    height: 3px;
}
::-webkit-scrollbar-thumb {
    border-radius: 10px !important;
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2) !important;
    background-image: linear-gradient(45deg, #fcd217 25%,#fcd217 25%, #5cb3cc 25%, #5cb3cc 50%,#fcd217 50%, #fcd217 75%, #5cb3cc 75%, #5cb3cc 100%)!important;
}
::-webkit-scrollbar-track {
    border-radius: 10px !important;
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2) !important;
    background: #EDEDED !important;
}

body {
    width: 100vw !important;
    overflow-x: hidden !important;
}

img {
    width: 100%;
    transition: 0.5s;
}

a {
    color: black;
}

header {
    height: 100px;
    width: 100%;
    border: 1px solid rgb(191, 193, 193);
    border-top: none;
    background: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0% 5% 0% 5%;
    position: sticky;
    left: 0;
    top: 0;
    z-index: 999;
}

header .contact {
    overflow: hidden;
    /* white-space: nowrap; */
    text-overflow: ellipsis;
    width: 20%;
}

.nav_handset {
    display: none;
}

header .logo {
    width: 180px;
}

header nav {
    position: relative;
    width: 850px;
    height: 100%;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding-left: 50px;
    /* border: 1px solid red; */
}

header nav a {
    width: 13%;
    height: 100%;
    line-height: 100px;
    text-align: center;
    font-weight: bold;
    color: black;
    transition: 0.3s;
    position: relative;
    overflow: hidden;
}

header nav a:hover {
    color: rgb(214, 35, 36);
}

header nav a::after {
    content: '';
    width: 0%;
    height: 2px;
    background: rgb(214, 35, 36);
    position: absolute;
    bottom: 0;
    left: 0;
    transition: 0.3s;
}

header nav a:hover::after {
    width: 100%;
}

header nav .aboutus_ {
    display: none;
    position: absolute;
    z-index: 99;
    width: 240px;
    left: 10%;
    top: 100px;
    background: white;
    box-shadow: 0 5px 5px rgba(0, 0, 0, 0.5);
}

header nav .aboutus_ a {
    display: block;
    width: 100%;
    height: 50px;
    font-size: 1em;
    line-height: 50px;
    position: relative;
}

header nav .aboutus_ a::after {
    content: '';
    position: absolute;
    left: 10px;
    top: 0px;
    width: 90%;
    height: 1px;
    background: rgb(191, 193, 193);
}

header nav .product_ {
    display: none;
    position: absolute;
    z-index: 99;
    width: 240px;
    top: 100px;
    left: 23%;
    background: white;
    box-shadow: 0 5px 5px rgba(0, 0, 0, 0.5);
}

header nav .product_ a {
    display: block;
    width: 100%;
    font-size: 1em;
    line-height: 50px;
    position: relative;
}

header nav .product_ a::after {
    content: '';
    position: absolute;
    left: 10px;
    top: 0px;
    width: 90%;
    height: 1px;
    background: rgb(191, 193, 193);
}

header nav .solution_ {
    display: none;
    position: absolute;
    z-index: 99;
    width: 240px;
    top: 100px;
    left: 46%;
    background: white;
    box-shadow: 0 5px 5px rgba(0, 0, 0, 0.5);
}

header nav .solution_ a {
    display: block;
    width: 100%;
    font-size: 1em;
    line-height: 50px;
    position: relative;
}

header nav .solution_ a::after {
    content: '';
    position: absolute;
    left: 10px;
    top: 0px;
    width: 90%;
    height: 1px;
    background: rgb(191, 193, 193);
}

header nav .news_ {
    display: none;
    position: absolute;
    z-index: 99;
    width: 240px;
    left: 35%;
    top: 100px;
    background: white;
    box-shadow: 0 5px 5px rgba(0, 0, 0, 0.5);
}

header nav .news_ a {
    display: block;
    width: 100%;
    line-height: 2.2em;
    position: relative;
}

header nav .news_ a::after {
    content: '';
    position: absolute;
    left: 10px;
    top: 0px;
    width: 90%;
    height: 1px;
    background: rgb(191, 193, 193);
}

header .nav_menu {
    width: 0px;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

/*适配≥≥≥≥≥≥≥ 导航的手机端适配 */
@media screen and (max-width: 1200px) {
    body {
        width: 100vw;
        overflow-x: hidden;
    }

    header {
        justify-content: center;
        padding: 2%;
        height: 80px;
        position: relative;
    }

    header .contact {
        display: none;
    }

    header .logo {
        width: 180px;
    }

    header nav {
        display: none;
        padding-left: 0;
    }

    header nav a {
        border-bottom: 1px solid rgb(191, 193, 193);
        text-align: start;
        padding-left: 5%;
        color: rgb(15, 119, 51);
    }

    header .nav_menu {
        width: 75px;
        height: 100%;
        position: absolute;
        left: 0%;
    }

    .nav_handset {
        display: none;
        position: fixed;
        z-index: 999;
        left: 0;
        top: 0;
        width: 85%;
        height: 100%;
        background: #fff;
        overflow: hidden;
        overflow-y: scroll;
    }

    .nav_handset a {
        width: 100%;
        height: 60px;
        line-height: 60px;
        display: block;
    }

    header nav .aboutus_ a::after,
    header nav .product_ a::after,
    header nav .news_ a::after {
        content: '';
        left: 0px;
        bottom 0px;
        width: 100%;
        display: none;
    }

    .nav_handset .aboutus_ {
        display: none;
        position: relative;
        width: 100%;
        left: 0%;
        top: 0px;
        box-shadow: none;
    }

    .nav_handset .aboutus_ a,
    .nav_handset .product_ a,
    .nav_handset .solution_ a {
        border-top: 1px solid rgba(0, 0, 0, 0.305);
    }

    .nav_handset .product_ {
        display: none;
        position: relative;
        width: 100%;
        left: 0%;
        top: 0px;
        box-shadow: none;
    }

    .nav_handset .solution_ {
        display: none;
        position: relative;
        width: 100%;
        left: 0%;
        top: 0px;
        box-shadow: none;
    }

    header span {
        font-size: small;
        position: absolute;
        top: 50px;
        right: 30px;
    }

    /* 适配的导航栏点击展示更多按钮 */
    #product_more,#aboutus_more,#solution_more {
        border-bottom: 1px solid rgba(0, 0, 0, 0.305);
        border-left: 1px solid rgba(0, 0, 0, 0.305);
        width: 60px;
        height: 60px;
    }
    

    #aboutus_more::before,
    #product_more::before,
    #solution_more::before {
        border: 6px solid transparent;
        border-top-color: #027832;
        content: "";
        display: block;
        height: 0;
        right: 2.5%;
        position: absolute;
        top: 50%;
        transform: translate(-50%, -25%);
        width: 0;
    }
}

/* 页脚 */
footer {
    width: 100%;
    min-height: 50px;
    background: rgb(220, 220, 220);
    color: #666;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
}

footer a {
    color: #666;
}

footer .o {
    display: flex;
    align-items: center;
    margin-left: 10px;
}

/*适配≥≥≥≥≥≥≥ 页脚的手机端适配 */
@media screen and (max-width: 1200px) {
    footer {
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        padding-bottom: 2%;
    }

    footer a,
    footer span {
        display: block;
        margin-left: 0 !important;
        margin-right: 0 !important;
        margin-top: 15px;
        color: black;
        font-size: 0.7em;
    }

    footer .seer {
        display: none;
    }

    footer .r {
        display: flex;
        align-items: center;
    }

    footer .r a {
        /* margin-right: 15px!important; */
    }

    footer .o {
        display: flex;
        align-items: center;
        flex-direction: column;
        margin-top: -10px;
        margin-left: 0px;
    }

    footer .o a {
        /* margin-top: 10px!important; */
    }
}

/* 侧边固定显示 */
.fixed {
    position: fixed;
    z-index: 999;
    right: 0;
    bottom: 20%;
    width: 80px;
    height: auto;
    display: none;
}

.fixed a {
    display: block;
}
.fixed .fixed_joinus {
    width: 80px;
    height: 50px;
    background: #fff;
    color: #666666;
    font-size: 1em;
    font-weight: bold;
    text-align: center;
    line-height: 50px;
    cursor: pointer;
    transition: 0.5s;
    box-shadow: 0 0 15px #66666680;
    border-radius: 5px;
}

.fixed .fixed_joinus:hover {
    background: rgb(15, 119, 53);
    color: #d0dfe6;
    transform: scale(0.8);
}
.fixed .fixed_more {
    width: 80px;
    height: 50px;
    background: #fff;
    color: #666666;
    font-size: 1em;
    font-weight: bold;
    text-align: center;
    line-height: 50px;
    margin-top: 10px;
    cursor: pointer;
    transition: 0.5s;
    box-shadow: 0 0 15px #66666680;
    border-radius: 5px;
}

.fixed .fixed_more:hover {
    background: rgb(15, 119, 53);
    color: #d0dfe6;
    transform: scale(0.8);
}

.fixed .fixed_more_hide {
    width: auto;
    min-width: 100px;
    height: 50px;
    background: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    position: absolute;
    top: 60px;
    right: 90px;
    padding: 5px;
    display: none;
    box-shadow: 0 0 15px #66666680;
    border-radius: 5px;
}

.fixed .backtop {
    width: 80px;
    height: 50px;
    background: #fff;
    color: #666666;
    text-align: center;
    line-height: 50px;
    font-size: 1.2em;
    cursor: pointer;
    margin-top: 10px;
    transition: 0.5s;
    box-shadow: 0 0 15px #66666680;
    border-radius: 5px;
}

.fixed .backtop:hover {
    background: rgb(15, 119, 53);
    color: #d0dfe6;
    transform: scale(0.8);
}

@media screen and (max-width: 1200px) {
    .fixed .fixed_more {
        display: none;
    }
    
    .fixed .fixed_joinus{
        display: none;
    }
    
    .fixed .backtop {
        width: 40px;
        height: 25px;
        line-height: 25px;
    }

    .fixed {
        width: 40px;
    }
}