feat(样式): 调整招生官页面样式及新增视频展示区域

- 修改招生官页面多个元素的样式，包括颜色、字体大小和间距
- 新增视频展示区域及相关交互元素样式
- 调整左侧信息栏布局和滚动条样式
- 优化响应式设计，修改图片宽度等细节

H5/h5.css

@@ -497,8 +497,8 @@ body {
   width: 9rem;
   position: relative;
   margin: 1.2rem auto 0;
-  background: linear-gradient(123.15792388deg, #dfeaea 0%, #fbf9f5 100%);
-  border: 0.0133rem solid #e8efee;
+  background: linear-gradient(123.15792388deg, #dfeaea 0%, #f1eee5 100%);
+  border: 0.0133rem solid #dfefed;
   border-radius: 0.4rem;
   padding-top: 1.04rem;
 }
@@ -564,7 +564,7 @@ body {
   font-family: "PingFangSC-Regular", "PingFang SC", sans-serif;
   font-weight: 400;
   font-style: normal;
-  font-size: 0.32rem;
+  font-size: 0.3467rem;
   color: #000000;
   margin-bottom: 0.06rem;
   position: relative;
@@ -595,7 +595,7 @@ body {
   font-weight: 400;
   font-style: normal;
   color: #555555;
-  font-size: 0.26rem;
+  font-size: 0.2933rem;
 }
 .admission-officer .preach-box .indicator {
   margin: 0 auto 0.42rem;