/*顶部样式*/
html, body {
    width: 100%;
    height: 100%
}
body {
    background-color: #FFFFFF;
    min-width: 1500px;
}
* {
    margin: 0;
    padding: 0;
    border: 0;
}
.top-box {
    width: 1500px;
    height: 170px;
    margin: 0 auto;
    display: flex;
}
.top-left {
    width: 50%;
    display: flex;
    align-items: flex-end;
    padding-bottom: 35px;
}
.top-left img {
    width: 100%;
    height: 100%;
}
.top-right {
    width: 50%;
    display: flex;
    align-items: flex-end;
    padding-bottom: 40px;
}
.search-left {
    width: 10%;
}
.search-middle {
    width: 42.5%;
    position: relative;
}
.search-middle span{
    position: relative;
    padding-left: 65px;
    font-size: 16px;
    top: -20px;
}
.search-middle .search-box {
    height: 40px;
    border: 2px solid #0056a3;
    border-radius: 20px;
    font-size: 18px;
    padding-left: 15px;
}
.search-middle .input-text {
    width: 275px;
    font-size: 16px;
    height: 38px;
    display: block;
    background-color: unset;
}
.search-box button {
    position: absolute;
    right: 0;
    top: 23px;
    width: 75px;
    height: 40px;
    border-radius: 20px;
    border: 2px solid #0056a3;
    background: url(../../image/bys/sousuo.png) no-repeat center #0056a3;
    z-index: 1;
    cursor: pointer;
}
.search-right{
    width: 47.5%;
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-wrap: wrap;
    align-content: flex-end;
    margin-bottom: -20px;
}
.search-right .first {
    width: 290px;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.search-right .first .e-mail {
    width: 100px;
    height: 19px;
    font-weight: bold;
    background: url(../../image/bys/mail.png) no-repeat;
}
.e-mail,.e-paper span {
    padding-left: 40px;
}
.search-right .first .e-paper {
    width: 100px;
    height: 20px;
    font-weight: bold;
    background: url(../../image/bys/paper.png) no-repeat;
}
.search-right .second {
    width: 295px;
    text-align: center;
    font-size: 18px;
    color: #FFFFFF;
    background: #0056a3;
    border-radius: 5px;
    margin-bottom: 10px;
}
.nav-box {
    width: 100%;
    height: 70px;
    background: #0056a3;
}
.nav-content {
    width: 1500px;
    height: 70px;
    margin:0 auto;
    display: flex;
    justify-content: space-between;
    flex-direction: row;
}
.nav-content span {
    display: inline-block;
    color: #FFFFFF;
    font-size: 24px;
    width: 50px;
    height: 70px;
    line-height: 70px;
    cursor: pointer;
    overflow: hidden;
}
/*底部样式*/
.bottom {
    width: 100%;
    height: 260px;
}
.bottom_nav {
    height: 30px;
    background-color: #0056a3;
    text-align: center;
    line-height: 30px;
}
.bottom_nav a span {
    color: #FFFFFF;
    font-weight: bold;
}
.bottom_message {
    height: 230px;
}
.message_first,.message_second,.message_third,.message_forth {
    text-align: center;
    padding-bottom: 10px;
    font-weight: bold;
    position: relative;
    top: 60px;
}
.message_second a:hover, .message_third a:hover {
    color: #0e57a0;
}