.navbar a{
    color: #fff;
}
header {
    position: sticky;
    top: 0;
    z-index: 9999;
}
.proinfo_thumb .big-img {
    width: 100%;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.mod18{margin-top: 30px}
.proinfo_thumb .big-img img {
    max-width: 100%;
    max-height: 100%;
}

.proinfo_thumb .thumb-wrapper {
    display: flex;
    align-items: center;
    margin-top: 30px;
    position: relative;
}

.proinfo_thumb .thumb-list {
    overflow: hidden;
    width: 100%;
}

.proinfo_thumb .thumb-list ul {
    display: flex;
    transition: all 0.3s;
}
.product_thumb_txt li{
    width: 500px;
}
.proinfo_thumb .thumb-list li {
    list-style: none;
    margin: 0 5px;
    border: 2px solid transparent;
    cursor: pointer;

}

.proinfo_thumb .thumb-list li.active {
    border-color: #f00;
}

.proinfo_thumb .thumb-list img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border: 1px solid #eee;
}

.proinfo_thumb .arrow {
    cursor: pointer;
    font-size: 24px;
    padding: 0 10px;
    user-select: none;
    color: #c6c6c6;
}

/* 通栏背景 */
.breadcrumb-bar {
    background: #f2f2f2;
    padding: 15px 40px;
    font-size: 14px;
    color: #666;
}

/* 内容区域（你已经有.container就不用改） */
.breadcrumb-bar .container {
    display: flex;
    align-items: center;
}

/* 链接样式 */
.breadcrumb-bar a {
    color: #666;
    text-decoration: none;
}

.breadcrumb-bar a:hover {
    color: #000;
}

/* 当前页 */
.breadcrumb-bar .current {
    color: #999;
}
.breadcrumb-bar span{padding-left: 5px;padding-right: 5px}
.carousel-item img {
    width: 100%;
    min-height: auto;   /* ⭐关键 */
    display: block;
}
.tab-pane ul{padding-left: 0}
.indicator{background: #000}
.indicator.active{background: #f00;}
.chooseus_list{}
.chooseus_list img{width: 100%}

.product_thumb_txt ul li {
    display: flex;
    border-bottom: 1px solid #ddd;
    padding: 12px 0;
}

.product_thumb_txt ul li span {
    width: 150px;   /* 左侧固定宽度 */
    flex-shrink: 0;
    color: #333;
}

.product_thumb_txt ul li p {
    margin: 0;
    flex: 1;
}

.cert-list ul {
    display: flex;
    flex-wrap: wrap;
    margin: 0;
    padding: 0;
}

.cert-list li {
    list-style: none;
    width: 16.66%; /* 一排6个 */
    padding: 10px;
    box-sizing: border-box;
}

.cert-list img {
    width: 100%;
    height: auto;
    display: block;
}

.chooseus_list.stats {
    display: flex;
    justify-content: space-between; /* 均匀分布 */
    align-items: flex-start;
    flex-wrap: wrap;

    text-align: center;
    margin-top: 40px;
}

.chooseus_list .stat-item {
    flex: 1;
    min-width: 120px; /* 防止挤在一起 */
}



.chooseus_list .stat-item p {
    margin-top: 10px;
    font-size: 14px;
    color: #666;
}

.chooseus_list .stat-item .num {
    font-size: 40px;
    font-weight: bold;
    color: #333;
    position: relative;
    display: inline-block;
}

/* 红色圆点 */
.chooseus_list .badge {
    position: absolute;
    top: 0;
    right: -18px;
    width: 24px;
    height: 24px;
    background: red;
    color: #fff;
    font-size: 12px;
    border-radius: 50%; /* 保证是正圆 */
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

header {
    background-color: #000;
}
header a,
header .dropbtn,
header .navbar div,
header .product {
    color: #fff;
}
header .chevron,
header i {
    color: #fff;
}
header a:hover,
header .dropbtn:hover,
header .navbar div:hover {
    color: #ff4d4f; /* 可改成你品牌色 */
}
header .dropdown-content {
    background-color: #111;
}

header .dropdown-content a {
    color: #fff;
}

header .dropdown-content a:hover {
    background-color: #222;
    color: #ff4d4f;
}
#search {
    color: #fff;
}

#search input {
    color: #fff;
    background-color: #222;
    border: 1px solid #444;
}

.search_box{border: none;background: #222}
#search input{border: none}
.topnavproductlist a{ color: #000!important;}