/* 导航栏样式 */
/* *{
    background-color:#ffffff;
} */
.header {
    display: flex;
    height: 60px;
    width: 100%;
    position: fixed;
    z-index: 999;
    background-color: #ffffff;
}

ul {
    margin: 0;
    padding: 0;
}

html a {
    font-size: 16px;
    /* 默认字体大小 */
}

.navbar li a,
.dropbtn {
    padding: 14px 16px;
}




.imgs {

    width: 342px;
    height: auto;
    margin: 5px 0;
    line-height: 0;
    min-width: 0;
    margin-left: 24px;
}

.imgs img {
    width: 342px;
    height: 39px;
}

.daima {
    width: 85px;
    margin-left: 12px;
    padding: 10px 0;
}

.daima p {
    font-size: 11px;
    line-height: 16px;
    color: #999999;

}

.navbar {
    height: 100%;
    flex: 1;
    justify-content: flex-end;
    background-color: #ffffff;
    display: flex;
    margin: 0;
    font-size: 16px;
    line-height: 32px;
    font-weight: 400;
    list-style-type: none;
}

/* 链接样式 */
.navbar li {
    float: left;
}

.navbar li a,
.dropbtn {
    display: inline-block;
    color: #1d1d1d;
    text-align: center;
    text-decoration: none;
    text-decoration: none;
    cursor: pointer;
}

/* 下拉按钮样式 */
.dropdown {
    display: inline-block;
}

.navbar .dropdown .dropdown-content {
    list-style-type: none;
    display: none;
    position: absolute;
    background-color: #ffffff;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
    z-index: 999;
}

.dropdown-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: left;
    white-space: nowrap;

}

.dropdown-contentChild {
    position: relative;
}

.dropdown-content a:hover {
    background-color: #f1f1f1
}

.dropdown-content .dropdown-contentChild {
    width: 100%;
    display: flex;
    justify-content: center;
    position: relative;
}

.dropdown-content .dropdown-contentChild a {
    color: black;
    padding: 12px 16px;
    width: 100%;
    text-decoration: none;
    display: block;

}


.dropdown-child {
    list-style-type: none;
    display: none;
    position: absolute;
    top: 0;
    left: 160px;
    background-color: #ffffff;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
    z-index: 999;
}

.dropdown-child a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: center;
}

.dropdown-content a:hover {
    color: #144A95;
}

.dropdown-child a:hover {
    background-color: #f1f1f1;
    color: #144A95;
}


/* 显示二级下拉内容 */
.dropdown:hover .dropdown-content {
    display: block;
    display: flex;
    flex-direction: column;
    color: #144A95;


}

.dropdown-content .dropdown-contentChild:hover>a {
    color: #144A95;
}

/* 显示三级下拉内容 */
.dropdown-content .dropdown-contentChild:hover .dropdown-child {
    display: block;
    display: flex;
    flex-direction: column;
    color: #144A95;
}
.dropdown-content .dropdown-contentChild:hover>a:after {
     
    display: inline-block;
    margin-left: 5px;
}
 

 

.dropdown-content:hover a {
    background-color: #ffffff;
    box-shadow: 0px rgba(0, 0, 0, 0.2);
}

/* 当鼠标悬停在链接上时改变背景色 */
.navbar li a:hover,
.dropdown:hover .dropbtn {
    background-color: #ffffff;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
}

.icons {
    display: inline-flex;
    margin-right: 24px;
    line-height: 100%;
    align-items: center;

}

.icons .enicons {
    width: 48px;
    height: 48px;
    margin-right: 5px;
    cursor: pointer;
}

.icons .iconssearch {
    width: 48px;
    height: 48px;
    margin-right: 5px;
    cursor: pointer;
}

.icons img {
    width: 100%;
    height: 100%;
}

.iconssearch:hover .default-image {
    display: none;
}

.hover-image {
    display: none;
}

.iconssearch:hover .hover-image {
    display: block;
}

.iconssearch:hover .default-image {
    display: none;
}

.iconssearch:hover .hover-image {
    display: block;
}

.iconssearch:hover .hover-image {
    display: block;
}

.dblock {
    display: block;
}

@media (max-width: 1200px) {
    html a {

        font-size: 12px;
        /* 在小屏幕上减小根元素的字体大小 */
    }

    .topbbbb {
        display: block!important;
    }
    /*.navbar{*/
    /*    width: 100%;*/
    /*}*/
    /*.navbar li a,*/
    /*.dropbtn {*/
    /*    padding: 14px 0;*/
    /*}*/
    .daima,
    .imgs,
    .navbar {
        display: none;
    }

}

@media (max-width: 1440px) {
    html a {
        font-size: 14px;
        /* 在小屏幕上减小根元素的字体大小 */
    }

    .navbar {
        width: 80%;
    }

    

    .navbar li a,
    .dropbtn {

        padding: 14px 8px;
    }

}

@media (max-width: 700px) {

    .icons {
        display: none;
    }
}

.hidden {
    display: none;
}

#searchBox {
    position: absolute;
    bottom: -56px;
    right: 0;
    width: 200px;
    height: 48px;
}

.searchBox {
    position: relative;
    display: inline-block;

    border-radius: 25px;
    /* 圆弧边框 */
    overflow: hidden;
    /* 防止内容溢出 */
}

.searchBox input[type="text"] {
    width: calc(100% - 40px);
    /* 减去搜索图标的宽度 */
    padding: 10px 20px;
    /* 内边距，包括左右两边 */
    border: none;
    /* 移除输入框的默认边框 */
    outline: none;
    /* 移除焦点时的蓝色边框 */
    font-size: 16px;
    box-sizing: border-box;
    display: block;
    background-color: #f5f7fd
}

.searchBox .search-icon {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 48px;
    background-color: #f5f7fd;
    color: white;
    /* 图标颜色 */
    border: none;
    border-radius: 0 25px 25px 0;
    /* 右侧圆弧边框 */
    cursor: pointer;
    display: flex;
    align-items: center;
    /* 垂直居中图标 */
    justify-content: center;
    /* 水平居中图标 */
}


.gba {
    width: 220px;
    height: 100%;
    background: #263238;
    transition: all .3s;
    position: fixed;
    top: 0;
    left: -220px;
}

.topbbbb { 
    width: 54px;
    height: 100%;
    background-color: #263238; 
    text-align: center;
    height: 54px;
    line-height: 50px;
    display: none;
}

.nav ul {
    margin: 0px;
    padding: 0px;

}

.nav-item a:hover {
    background-color: #222d32;
    color: #fff;
}

.nav ul li a,
.gbdropbtn {
      cursor: pointer;
    text-align: center;
    padding: 8px 8px 8px 8px;
    text-decoration: none;
    font-size: 25px;
    color: #ABB1B7;
    display: block;
    transition: 0.3s;
    font-size: 16px;
}

.nav ul li .ula {
    list-style-type: none; 
    display: none;
    position: absolute;
    min-width: 220px;
    left: 220px;
    top: 0;
    background-color: #263238;
    width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
    z-index: 999;
}

.nav ul li .ula a {
    color: #ABB1B7;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: center;
}

.nav ul li .ula a:hover {
    background-color: #222d32;
    color: #fff;
}

/* 显示二级下拉内容 */
.nav-item:hover .ula {
    display: block;
    display: flex;
    flex-direction: column;
}

.gbdropdown-contentChild {
    position: relative;
}

.gbdropdown-contentChild .gbdropdown-child {
    list-style-type: none;
    display: none;
    position: absolute;
    top: 0;
    left: 220px; 
    min-width: 220px;
    color: #ABB1B7;
    background-color: #263238; 
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
    z-index: 999;
}

.gbdropdown-child a {
    color: #ABB1B7;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: center;
}

.gbdropdown-contentChild .gbdropdown-child a:hover {
    background-color: #222d32;
    color: #fff;
}

.gbdropdown-contentChild:hover a {
    background-color: #222d32;
    color: #fff;
}

/* 显示三级下拉内容 */
.nav-item .gbdropdown-contentChild:hover .gbdropdown-child {
    display: block;
    display: flex;
    flex-direction: column;
    background-color: #263238;
    color: #ABB1B7;
}

.gbdropdown-content .gbdropdown-contentChild:hover>a {
    background-color: #222d32;
    color: #fff;
}
.gbdropdown-content .gbdropdown-contentChild:hover>a:after {
     
    display: inline-block;
    margin-left: 25px;
}