feat: icon图标更新

src/assets/css/font/iconfont.css

@@ -1,8 +1,8 @@
 @font-face {
   font-family: "cn-icon"; /* Project id 2614877 */
-  src: url('iconfont.woff2?t=1631178850048') format('woff2'),
-       url('iconfont.woff?t=1631178850048') format('woff'),
-       url('iconfont.ttf?t=1631178850048') format('truetype');
+  src: url('iconfont.woff2?t=1632829301114') format('woff2'),
+       url('iconfont.woff?t=1632829301114') format('woff'),
+       url('iconfont.ttf?t=1632829301114') format('truetype');
 }
 
 .cn-icon {
@@ -13,6 +13,14 @@
   -moz-osx-font-smoothing: grayscale;
 }
 
+.cn-icon-rise:before {
+  content: "\e743";
+}
+
+.cn-icon-fall:before {
+  content: "\e744";
+}
+
 .cn-icon-clear-cache:before {
   content: "\e637";
 }