/* 头部 */
.main_seacher{
    width: 100%;
    height: 148px;
}
.seacher{
    width:75%;
    height:100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.seacher_left{
    display: flex;
    align-items: center;
}
.seacher_left_Logo{
    width: 316px;
    /* height: 107px; */
    display: flex;
    cursor: pointer;
}
.seacher_left_Logo img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.shu{
    width: 1px;
    height: 86px;
    background: #A0A0A0;
    opacity: 0.5;
    margin: 0 42px;
}
.seacher_left_x{
    display: flex;
    flex-direction: column;
}
.seacher_left_x_item{
    display: flex;
    align-items: center;
    font-size: 16px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #000000;
    line-height: 35px;
}
.seacher_left_x_item img{
    width: 17px;
    height: 16px;
    margin-right: 5px;
}
.seacher_ss{
    width: 295px;
    height: 45px;
    line-height: 45px;
    background: #FFFFFF;
    border: 1px solid #2252A3;
    border-radius: 6px;
    display: flex;
    align-items: center;
    padding: 0 0 0 20px;
}
.seacher_ss input{
    width: 85%;
    height: 45px;
    line-height: 45px;
    font-size:16px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #333;
}
.seacher_ss input::placeholder{
    font-size: 16px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #7f7e7e;
}
.seacher_ss_right{
    width: 57px;
    height:45px;
    background: #2252A3;
    border-radius:0 6px 6px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.seacher_ss_right:active{
    opacity: 0.7;
}
.seacher_ss_right img{
    width: 22px;
    height: 23px;
}
/* 菜单 */
.main_top1{
    width: 100%;
    height: 45px;
    line-height: 45px;
    background: #2252A3;
    z-index: 2;
}
.top1{
    width:75%;
    height:100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.header-nav {
    width:100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.header-menu {
    padding: 0 20px;
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
}

.header-menu:hover{
    background-color: #4172C5;
}
.header-menu-a {
    font-size: 18px;
    font-family: Source Han Sans SC;
    font-weight: 400;
    color: #fff;
}
.header-menu-a:hover{
    color: #fff !important;
}
.header-menu:hover .header-level-box {
    height: auto;
    opacity: 1;
    top:54px;
    transition: all .365s;
}

.header-level-box {
    position: absolute;
    height: 0;
    opacity: 0;
    overflow: hidden;
    top:40px;
    left: 50%;
    z-index: 99;
    transform: translateX(-50%);
    min-width: 100%;
    box-shadow: 0px 3px 6px 1px rgba(0, 0, 0, 0.1);
    transition: all .365s;
    border-radius: 0 0 5px 5px;
    display: flex;
    flex-direction: column;
    background:#FFFFFF;
}

.header-level {
    font-size:16px;
    font-family: MicrosoftYaHei;
    color: #333;
    font-weight: 400;
    padding: 0 14px;
    white-space: nowrap;
    height:45px;
    line-height:45px;
    text-align: center;
    transition: all .2s;
    background:#FFFFFF;
}
.header-level:hover {
    background:#2252A3;
    color: #fff;
}