add reply form

src/index.css

@@ -1,7 +1,6 @@
 body {
     margin: 0;
     padding: 0;
-    font-family: '微软雅黑', 'Microsoft YaHei', sans-serif;
     background-size: cover;
     overflow-x: hidden;
 }
@@ -10,6 +9,10 @@ body::-webkit-scrollbar {
     display: none;
 }
 
+body, textarea, pre {
+    font-family: '微软雅黑', 'Microsoft YaHei', sans-serif;
+}
+
 * {
     box-sizing: border-box;
     word-wrap: break-word;
@@ -26,11 +29,13 @@ a {
     cursor: pointer;
 }
 
-input {
-    padding: 0 1em;
+input, textarea {
     border-radius: 5px;
     border: 1px solid black;
     outline: none;
+}
+input {
+    padding: 0 1em;
     line-height: 2em;
 }
 
@@ -40,7 +45,6 @@ audio {
 
 pre {
     white-space: pre-wrap;
-    font-family: '微软雅黑', 'Microsoft YaHei', sans-serif;
 }
 
 button, .button {