改进添加字段按钮 的样式

app/src/assets/scss/business/_custom.scss

@@ -83,6 +83,29 @@
     }
   }
 
+  .block__icons--addcolumn {
+    padding: 0 8px;
+
+    .b3-button[data-type="addColumn"] {
+      margin: 0 0 0 16px;
+      color: var(--b3-theme-on-surface);
+      background-color: rgba(0,0,0,0);
+
+      &:hover,
+      &:focus {
+        background-color: var(--b3-list-hover);
+        box-shadow: none;
+      }
+
+      svg {
+        padding: 4px;
+      }
+    }
+    span {
+      padding-right: 4px;
+    }
+  }
+
   .b3-text-field--text {
     transition: var(--b3-transition);
     min-height: 34px;

app/src/protyle/render/av/blockAttr.ts

@@ -192,10 +192,10 @@ data-options="${item.key?.options ? escapeAttr(JSON.stringify(item.key.options))
 class="fn__flex-1 fn__flex${["url", "text", "number", "email", "phone"].includes(item.values[0].type) ? "" : ["block", "created", "updated"].includes(item.values[0].type) ? " custom-attr__avvalue--readonly" : " custom-attr__avvalue"}">${genAVValueHTML(item.values[0])}</div>
 </div>`;
             });
-            innerHTML += `<div class="fn__hr"></div>
+            innerHTML += `<div class="fn__hr block__icons--addcolumn"></div>
 <div class="fn__flex">
     <div class="fn__space"></div><div class="fn__space"></div>
-    <button data-type="addColumn" class="b3-button b3-button--outline"><svg><use xlink:href="#iconAdd"></use></svg>${window.siyuan.languages.newCol}</button>
+    <button data-type="addColumn" class="b3-button"><svg><use xlink:href="#iconAdd"></use></svg><span>${window.siyuan.languages.newCol}</span></button>
 </div><div class="fn__hr--b"></div>`;
             html += `<div data-av-id="${table.avID}" data-node-id="${id}" data-type="NodeAttributeView">${innerHTML}</div>`;