diff --git a/css/style.css b/css/style.css
index 35e4536..32a9268 100644
--- a/css/style.css
+++ b/css/style.css
@@ -167,7 +167,6 @@ footer {
 }
 
 #debug-data-input {
-    line-height: 1.5em;
     width: 100%;
 }
 
@@ -186,3 +185,14 @@ footer {
     font-size: 12px;
     overflow-x: hidden;
 }
+
+.button {
+    background-color: #eee;
+    border: 1px solid #bbb;
+    cursor: pointer;
+    text-align: center;
+    user-select: none;
+    -moz-user-select: none;
+    -ms-user-select: none;
+    -webkit-user-select: none;
+}
diff --git a/index.html b/index.html
index ae0e02d..35cf31b 100644
--- a/index.html
+++ b/index.html
@@ -581,10 +581,12 @@
             <input id="debug-data-input" type="text">
           </div>
           <div class="flex-grow-1">
-            <input id="debug-load-data" type="button" value="LOAD DATA">
+            <div id="debug-load-data" class="button l10n">Load Data</div>
           </div>
         </div>
-        <div class="comments">In HEX string, such as 'c3 00 00'</div>
+        <div id="debug-data-sample" class="comments l10n">
+          In HEX string, such as 'c3 00 00'
+        </div>
 
         <div class="subheader-bar mt-8">
           <div id="debug-cpu-dump-title" class="l10n">8080 CPU Status Dump</div>
diff --git a/js/l10n.js b/js/l10n.js
index 31d3cff..54f30e8 100644
--- a/js/l10n.js
+++ b/js/l10n.js
@@ -74,6 +74,31 @@ l10n.MESSAGES = {
         'en': 'Source code',
         'zh': '源代码',
     },
+
+    'debug-load-data-title': {
+        'en': 'Load Data to Addr #0',
+        'zh': '从地址0开始加载数据',
+    },
+
+    'debug-load-data': {
+        'en': 'Load Data',
+        'zh': '加载数据',
+    },
+
+    'debug-data-sample': {
+        'en': 'Bytes in HEX string, such as \'c3 00 00\'',
+        'zh': '十六进制字节序列，如 c3 00 00',
+    },
+
+    'debug-cpu-dump-title': {
+        'en': '8080 CPU Status Dump',
+        'zh': '8080 CPU 的状态信息',
+    },
+
+    'debug-mem-dump-title': {
+        'en': 'Memory Dump',
+        'zh': '内存信息',
+    },
 };
 
 /**