/* 主题 2：联系表单展示型 */
.contact-form-display .btn,
.contact-form-display button {
  cursor: default;
}

/* Logo 懒加载：不占位底色（透明 PNG 与导航栏同色显示） */
header img.lozad[data-src],
footer img.lozad[data-src],
.mobile-logo-area img.lozad[data-src],
.mobile-menu-logo img.lozad[data-src] {
  background-color: transparent !important;
  background-image: none !important;
}

/* 优势区配图：覆盖 responsive 里 width:130%，大图限宽高 */
.network-area .network-thumb {
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  position: relative;
}
.network-area .network-thumb img,
.network-area .network-thumb img.lozad {
  width: 100% !important;
  max-width: 100% !important;
  height: auto !important;
  max-height: 420px !important;
  object-fit: cover !important;
  object-position: center center !important;
  display: block;
  background-size: cover !important;
}
@media (max-width: 991.98px) {
  .network-area .network-thumb img,
  .network-area .network-thumb img.lozad {
    max-height: 300px !important;
  }
}