增加banner后台管控

public/static/css/style.css

@@ -208,55 +208,6 @@ a:hover {
   width: 80%;
 }
 
-/* 轮播图样式 */
-.banner-content {
-  position: absolute;
-  top: 65%;
-  left: 35%;
-  transform: translate(-50%, -50%);
-  color: #fff;
-  display: flex;
-  flex-direction: column;
-}
-
-.banner-title {
-  font-size: 4em;
-  font-weight: 600;
-  margin-bottom: 10px;
-}
-
-.banner-desc {
-  font-size: 2em;
-  font-weight: 400;
-  width: 750px;
-}
-
-.banner-slider {
-  width: 100%;
-  height: 86vh;
-  overflow: hidden;
-  position: relative;
-}
-
-.banner-container {
-  width: 100%;
-  height: 100%;
-}
-
-.banner-slide {
-  display: block;
-  width: 100%;
-  height: 100%;
-}
-
-.banner-slide img {
-  width: 100%;
-  height: 100%;
-  object-fit: cover;
-  /* 关键：等比缩放并铺满 */
-  display: block;
-}
-
 /* 固定导航 */
 .sticky-nav {
   position: fixed;