fix css style;

Cube-J · Cube-J · commit 85ecd105527a · 2023-08-01T17:16:37.000+08:00
diff --git a/1.hello-world/5.read-video-vue/README.md b/1.hello-world/5.read-video-vue/README.md
@@ -434,7 +434,7 @@ button {
   margin: 2vmin auto;
   text-align: center;
   font-size: medium;
-  width: 80vw;
+  width: 100%;
 }
 </style>
 ```
diff --git a/1.hello-world/5.read-video-vue/src/components/HelloWorld.vue b/1.hello-world/5.read-video-vue/src/components/HelloWorld.vue
@@ -89,6 +89,6 @@ button {
   margin: 2vmin auto;
   text-align: center;
   font-size: medium;
-  width: 80vw;
+  width: 100%;
 }
 </style>
