* {
    padding: 0;
    margin: 0;
    list-style: none;
    text-decoration: none;
    font-family: '微软雅黑';

}

body {
    overflow-x: hidden;
    width: 100vw;
    height: 100vh;
}

.header {
    width: 100vw;
    height: 170px;
}

.header_main {
    width: 1400px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
}

.logo {
    width: 600px;
    height: 102px;
}

.header_right {
    height: 100%;
    margin-left: auto;
}

.header_link {
    overflow: hidden;
    width: 335px;
    height: 21px;
    margin-top: 10px;
    text-align: right;
}


.header_link span {
    margin: 0 10px;
    color: #333;
}

.header_link a {
    color: #333;
    font-size: 16px;
    letter-spacing: 3px;
}

.search{
    display: flex;
    align-items: center;
    margin-left: auto;
    width: 250px;
    height: 35px;
    line-height: 35px;
    margin-top: 50px;
    border-radius: 10px;
    padding-left: 10px;
    background-color: #fff;
    border: 1px solid #006ebc;
}

.input {
    width: 80%;
    height: 90%;
    border: none;
    outline: none;
    font-size: 14px;
}

.btn {
    width: 16%;
    height: 95%;
    margin-right: 5px;
    background-color: #31afed;
}

.btn_input {
    width: 50%;
    height: 80%;
    border: none;
    cursor: pointer;
}

.nav {
    width: 100%;
    background-color: #009de9;
}

.nav_list {
    width: 1400px;
    margin: 0 auto;
}

.nav_list ul {
    line-height: 55px;
}

.nav_list ul li {
    width: 139px;
    float: left;
    text-align: center;
}

.nav_list ul li a {
    font-size: 20px;
    color: #fff;
    letter-spacing: 2px;
}


.lgbg {
    height: 400px;
    display: inline-block;
    overflow-y: hidden;
}

.lgbg ul {
   display: flex;
}

.lgbg ul li  img {
    width: 100vw;
    height: 400px;
}

.footer {
    width: 100%;
    height: 145px;
    background-color: #0194da;
}

.footer_main {
    display: flex;
    align-items: center;
    width: 1400px;
    height: 100%;
    margin: 0 auto;
    overflow: hidden;
}

.footer_right {
    display: flex;
    align-items: center;
    margin-left: auto;
}

.footer_link {
    margin-right: 150px;
}

.footer_link p {
    margin: 12px 0;
    font-size: 17px;
    font-family: "宋体";
    font-weight: 600;
    color: #fff;
}

.ma {
    width: 120px;
    height: 120px;
}

.copyright {
    width: 100%;
    height: 75px;
    line-height: 75px;
    text-align: center;
    background-color: #027fbb;
}

.copyright p {
    font-size: 17px;
    color: #fff;
}