diff --git a/htdocs/index.php b/htdocs/index.php
index 5254a63..1077995 100644
--- a/htdocs/index.php
+++ b/htdocs/index.php
@@ -19,6 +19,40 @@ $list = $db->getList($page, $list_max_count);
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <link rel="stylesheet" href="css/general.css">
     <title>Document</title>
+    <style>
+section, div.func-btn {
+    margin: 0 auto;
+    width: 800px;
+}
+
+table {
+    width: 100%;
+    table-layout: auto;
+    border-collapse: collapse;
+}
+
+table tbody th, table tbody td {
+    border: 1px black solid;
+}
+
+table>tbody th:nth-child(1) {
+    width: 3em;
+}
+
+table>tbody td:nth-child(2) {
+/*     width: 100%; */
+}
+table>tbody td:nth-last-child(2) {
+    width: 9em;
+}
+table>tbody td:nth-last-child(1) {
+    width: 10em;
+}
+
+div.table-func {
+    text-align: center;
+}
+    </style>
 </head>
 <body>
     <div id="container">
