adaptive screen size + overflow

src/App.vue

@@ -32,7 +32,7 @@ export default {
     -moz-osx-font-smoothing: grayscale;
     text-align: center;
     color: #2c3e50;
-    margin-top: 60px;
+    
 }
 
 * {
@@ -40,6 +40,7 @@ export default {
     padding: 0;
 }
 
+
 body {
     background: black;
     color: white;
@@ -63,10 +64,12 @@ h1 {
 }
 
 #main {
-    flex: 4;
+    
 }
 
 #container {
     display: flex;
+    height: calc(100vh - 100px);
+    overflow: hidden;
 }
 </style>