feat: 优化招生官页面样式和功能

- 新增H5页面相关文件
- 调整CSS样式，修复移动端适配问题
- 优化宣讲会列表显示和时间格式化
- 改进视频播放器交互逻辑
- 修复课程标签显示问题

css/index.css

@@ -1,12 +1,17 @@
-* {
-  padding: 0;
+body {
   margin: 0;
-  box-sizing: border-box;
-  scroll-behavior: smooth;
+  background-color: #f6f6f6;
 }
 .admission-officer {
   min-height: 100vh;
   background-color: #f6f6f6;
+  min-width: 1200px;
+}
+.admission-officer * {
+  padding: 0;
+  margin: 0;
+  box-sizing: border-box;
+  scroll-behavior: smooth;
 }
 .admission-officer .flexflex {
   display: flex;
@@ -23,6 +28,9 @@
 .admission-officer .flex1 {
   flex: 1;
 }
+.admission-officer img {
+  object-fit: cover;
+}
 .admission-officer a {
   text-decoration: none;
 }
@@ -42,6 +50,11 @@
   top: 60px;
   left: calc((100vw - 1200px) / 2);
 }
+@media screen and (max-width: 1200px) {
+  .admission-officer .admission-head .admission-head-logo {
+    left: 0;
+  }
+}
 .admission-officer .admission-head .admission-head-box {
   min-width: 1200px;
   height: 216px;
@@ -678,9 +691,6 @@
 .admission-officer .admission-body .school-list .school-item .right .content .year .item.more.unfold {
   color: #fff;
 }
-.admission-officer .admission-body .school-list .school-item .right .content .year .item.more.unfold .svg {
-  fill: #76c45e !important;
-}
 .admission-officer .admission-body .school-list .school-item .right .content .year .item.more.unfold .arrows {
   fill: #fff;
   transform: translateY(-50%) rotate(180deg);
@@ -754,6 +764,10 @@
   color: #333333;
   margin-bottom: 8px;
 }
+.admission-officer .admission-body .school-list .school-item .right .content .course-list .item .name .text {
+  line-height: 28px;
+  display: inline;
+}
 .admission-officer .admission-body .school-list .school-item .right .content .course-list .item .name .label {
   height: 26px;
   line-height: 26px;
@@ -765,6 +779,7 @@
   font-family: "ArialMT", "Arial", sans-serif;
   padding: 0 6px;
   margin-left: 12px;
+  display: inline-flex;
 }
 .admission-officer .admission-body .school-list .school-item .right .content .course-list .item .name .label .arrows {
   position: absolute;