.saas-icon {
    display: inline-block;
    width: 18px; /* 图标宽度 */
    height: 18px; /* 图标高度 */
    background-size: contain; /* 图片自适应 */
    background-repeat: no-repeat;
    background-position: center;
    vertical-align: middle; /* 与文字对齐 */
}
.saas-icon-enterprise {
    background-image: url("../images/icons/menu_business_management.png");
}
.saas-icon-adv-img {
    background-image: url("../images/icons/menu_adv_img_management.png");
}
.saas-icon-authentication {
    background-image: url("../images/icons/menu_authentication_center.png");
}
.saas-icon-data-sync {
    background-image: url("../images/icons/menu_data_sync.png");
}
.saas-icon-drug {
    background-image: url("../images/icons/menu_drug_management.png");
}
.saas-employee-management {
    background-image: url("../images/icons/menu_employee_management.png");
}
.saas-marketing-management {
    background-image: url("../images/icons/menu_marketing_management.png");
}
.saas-medical-encyclopedia {
    background-image: url("../images/icons/menu_medical_encyclopedia.png");
}
.saas-medical-institution {
    background-image: url("../images/icons/menu_medical_institution.png");
}
.saas-medical-insurance {
    background-image: url("../images/icons/menu_medical_insurance_management.png");
}
.saas-news-management {
    background-image: url("../images/icons/menu_news_management.png");
}
.saas-pharmacist-management {
    background-image: url("../images/icons/menu_pharmacist_management.png");
}
.saas-platform-management {
    background-image: url("../images/icons/menu_platform_management.png");
}
.saas-product-management {
    background-image: url("../images/icons/menu_product_management.png");
}
.saas-service-hall {
    background-image: url("../images/icons/menu_service_hall.png");
}
.saas-service-product-management {
    background-image: url("../images/icons/menu_service_product_management.png");
}
.saas-store-management {
    background-image: url("../images/icons/menu_store_management.png");
}
.saas-system-management {
    background-image: url("../images/icons/menu_system_manage.png");
}
.saas-system-monitoring {
    background-image: url("../images/icons/menu_system_monitoring.png");
}
.saas-technician-management {
    background-image: url("../images/icons/menu_technician_management.png");
}
.saas-user-touch {
    background-image: url("../images/icons/menu_user_touch.png");
}
.saas-ranking-1{
    background-image: url("../images/rank_1.png");
}
.saas-ranking-2{
    background-image: url("../images/rank_2.png");
}
.saas-ranking-3{
    background-image: url("../images/rank_3.png");
}
.saas-ranking-4{
    background-image: url("../images/rank_4.png");
}
.saas-ranking-5{
    background-image: url("../images/rank_5.png");
}
.saas-banner-bg {
    background-image: url("../images/banner-overview.png");
    background-size: 100% 100%;
}