diff --git a/src/form/input.js b/src/form/input.js
index 5525b93..fa82bdb 100644
--- a/src/form/input.js
+++ b/src/form/input.js
@@ -169,43 +169,16 @@ class Input extends Component {
     `,
     //尺寸
     css`
-      @use 'sass:map';
-      $sizes: (
-        m: (
-          w: 128px,
-          h: 24px,
-          f: 12px
-        ),
-        // l default
-        xl:
-          (
-            w: 224px,
-            h: 36px,
-            f: 14px
-          ),
-        xxl: (
-          w: 288px,
-          h: 44px,
-          f: 14px
-        )
-      );
-
-      @loop $s, $v in $sizes {
-        :host([size='#{$s}']) {
-          min-width: map.get($v, 'w');
-          height: map.get($v, 'h');
-          font-size: map.get($v, 'f');
-          .label {
-            height: map.get($v, 'h');
-            font-size: map.get($v, 'f');
-          }
-          .icon {
-            --wc-icon-size: #{map.get($v, 'f')};
-          }
+      :host([size='small']) {
+        min-width: 128px;
+        height: 24px;
+        font-size: 12px;
+        .label {
+          height: 24px;
+          font-size: 12px;
         }
-        :host([size='#{$s}'][circle]) {
-          width: map.get($v, 'h');
-          height: map.get($v, 'h');
+        .icon {
+          --wc-icon-size: 12px;
         }
       }
     `