Refine preview page

6 years ago · 29de1e0a2c
1 changed files with 3 additions and 0 deletions
--- a/preview/index.html
+++ b/preview/index.html
@ -19,6 +19,9 @@
        height: 30vh;
        width: 100%;
        font-size: 14px;
+        max-width: 800px;
+        margin: 0 auto;
+        display: block;
      }
    </style>
  </head>