diff --git a/index.html b/index.html
index 2c39241..e4cac1b 100644
--- a/index.html
+++ b/index.html
@@ -182,13 +182,15 @@
         }
         .search-input:focus { border-color: var(--accent); }
         .edit-toggle-btn {
-            font-size: 12px;
-            padding: 5px 12px;
-            border-radius: 20px;
+            width: 30px;
+            height: 30px;
+            border-radius: 50%;
             border: 1px solid var(--border);
             background: transparent;
             color: var(--text2);
-            font-family: inherit;
+            display: flex;
+            align-items: center;
+            justify-content: center;
             cursor: pointer;
             transition: all 0.12s;
             flex-shrink: 0;
@@ -769,7 +771,9 @@
                     <i data-lucide="plus" style="width:13px;height:13px;stroke-width:2.5"></i>
                     アプリを追加
                 </button>
-                <button class="edit-toggle-btn" id="editToggleBtn">編集</button>
+                <button class="edit-toggle-btn" id="editToggleBtn" aria-label="編集">
+                    <i data-lucide="square-pen" style="width:15px;height:15px;stroke-width:1.75"></i>
+                </button>
             </div>
         </div>
         <div class="search-expand" id="searchExpand">