* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: '';
}

ul li {
    list-style: none;
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: none;
}

.head {
    width: 100%;
    height: 150px;
    background-color: #424242;
}

.header {
    max-width: 1200px;
    height: 150px;
    background-color: #424242;
    margin: 0 auto;
}

.logo {
    float: left;
    display: block;
    height: 100%;
    padding-top: 50px;
}

.clear {
    clear: both;
}

.nav {
    float: right;
}

.nav li {
    float: left;
}

.nav li a {
    display: block;
    height: 150px;
    line-height: 150px;
    color: white;
    width: 200px;
    text-align: center;
}

.swiper-container {
    width: 100%;
}

.swiper-container img {
    width: 100%;
}

.indexpro {
    max-width: 1400px;
    margin: 50px auto;
}

.indexpro li {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
}

.lift {
    width: 50%;
}

.lift p {
    padding: 10px 0;
}

.lift img {
    width: 100%;
}

.lirt {
    width: 50%;
}

.banner_02 img {
    width: 100%;
}

.foot {
    width: 100%;
    height: 150px;
    background-color: #424242;
    padding-top: 50px;
}

.foot p {
    color: white;
    text-align: center;
    padding: 10px 0;
}

.pro {
    max-width: 1400px;
    margin: 60px auto;
    margin-bottom: 100px;
    padding-bottom: 100px;
    display: flex;
}

.proleft {
    width: 300px;
    float: left;
}

.proleft p {
    color: #f3e553;
    margin-bottom: 10px;
    font-weight: bold;
}

.proleft span {
    font-weight: bold;
    font-size: 30px;
}

.proleft ul {
    width: 100%;
    border-top: 8px solid #bbbbbb;
    margin-top: 30px;
}

.proleft ul li {
    width: 100%;
    border-bottom: 1px solid #bbbbbb;
    position: relative;
}

.click {
    position: absolute;
    right: 0;
    top: 16px;
    width: 20px;
    height: 20px;
    cursor: pointer;
    transition: all ease 0.5s;
}

.proleft ul li a {
    display: block;
    padding: 15px 0;
    padding-left: 10px;
    color: black;
}

.droppro a {
    padding: 10px 20px;
    color: black;
    display: block;
}

.droppro {
    display: none;
}

.sca {
    transform: rotate(-90deg);
}

.proright {
    width: 1050px;
    float: right;
}

.proright .ul li {
    float: left;
    width: 22%;
    padding: 20px;
    border: 1px solid #c6c6c6;
    text-align: center;
    margin-left: 25px;
    margin-bottom: 25px;
    border-radius: 5px;
}

.proright .ul li p {
    border-top: 1px solid #424242;
    margin-top: 20px;
}

.ban {
    width: 800px;
    /* height: 600px; */
    position: relative;
    overflow: hidden;
    margin: 40px auto 0 auto;
}

.ban2 {
    width: 800px;
    height: 800px;
    position: relative;
    overflow: hidden;
}

.ban2 ul {
    position: absolute;
    left: 0;
    top: 0;
}

.ban2 .ul li {
    width: 800px;
    height: 800px;
}

.ban2 .ula li img {
    width: 800px;
    height: 800px;
}

.prev {
    float: left;
    cursor: pointer;
}

.num {
    height: 82px;
    overflow: hidden;
    width: 430px;
    position: relative;
    float: left;
}

.min_pic {
    padding-top: 10px;
    width: 500px;
}

.num ul {
    position: absolute;
    left: 0;
    top: 0;
}

.num ul li {
    width: 80px;
    height: 80px;
    margin-right: 5px;
    padding: 1px;
}

.num ul li.on {
    border: 1px solid red;
    padding: 0;
}

.prev_btn1 {
    width: 16px;
    text-align: center;
    height: 18px;
    margin-top: 40px;
    margin-right: 20px;
    cursor: pointer;
    float: left;
}

.next_btn1 {
    width: 16px;
    text-align: center;
    height: 18px;
    margin-top: 40px;
    cursor: pointer;
    float: right;
}

.prev1 {
    position: absolute;
    top: 220px;
    left: 20px;
    width: 28px;
    height: 51px;
    z-index: 9;
    cursor: pointer;
}

.next1 {
    position: absolute;
    top: 220px;
    right: 20px;
    width: 28px;
    height: 51px;
    z-index: 9;
    cursor: pointer;
}

.mhc {
    background: #000;
    width: 100%;
    opacity: 0.5;
    -moz-opacity: 0.5;
    filter: alpha(Opacity=50);
    position: absolute;
    left: 0;
    top: 0;
    display: none;
}

.pop_up {
    width: 500px;
    height: 500px;
    padding: 10px;
    background: #fff;
    position: fixed;
    -position: absolute;
    left: 50%;
    top: 50%;
    margin-left: -255px;
    margin-top: -255px;
    display: none;
    z-index: 99;
}

.pop_up_xx {
    width: 40px;
    height: 40px;
    position: absolute;
    top: -40px;
    right: 0;
    cursor: pointer;
}

.pop_up2 {
    width: 500px;
    height: 500px;
    position: relative;
    overflow: hidden;
}

.pop_up2 {
    width: 500px;
    height: 500px;
    position: relative;
    overflow: hidden;
    float: left;
}

.pop_up2 ul {
    position: absolute;
    left: 0;
    top: 0;
}

.pop_up2 ul li {
    width: 500px;
    height: 500px;
    float: left;
}