update icon

src/components/Danmaku.vue

@@ -198,6 +198,11 @@ export default {
   display: flex;
   flex-flow: row nowrap;
 }
+.send-btn-container .show-icon,
+.send-btn-container .close-icon {
+  width: 30px;
+  height: 30px;
+}
 .input-container .show-list {
   text-decoration: none;
   position: absolute;