feat(WechatSmallProject): 新增 微信小程序 课程（包含实验1-4）

WechatSmallProject/test1/pages/demo1/demo1.wxss

@@ -0,0 +1,53 @@
+.demo1-container {
+  height: 100vh;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  box-sizing: border-box;
+}
+
+.lbt {
+  width: 100%;
+  height: 300rpx;
+}
+
+swiper-item {
+  display: flex;
+}
+
+swiper-item>image {
+  flex: 1;
+}
+
+.jgg {
+  width: 100%;
+  flex: 1;
+  display: flex;
+  width: 100%;
+  flex-wrap: wrap;
+}
+
+.jgg .items {
+  width: 33.33%;
+  height: 33.33%;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  flex-direction: column;
+  box-sizing: border-box;
+  border-right: 1px solid #ccc;
+  border-bottom: 1px solid #ccc;
+}
+
+.jgg .items>image {
+  width: 100rpx;
+  height: 100rpx;
+}
+
+.jgg .items:nth-child(3) {
+  border-right: none;
+}
+
+.jgg .items:nth-last-child(6) {
+  border-bottom: none;
+}