fix filed and step

packages/zanui-css/src/field.css

@@ -6,13 +6,13 @@
     width: 100%;
     overflow: hidden;
 
-    @when textarea {
+    @m hastextarea {
       .zan-field__control {
         min-height: 60px;
       }
     }
 
-    @when nolabel {
+    @m nolabel {
       .zan-cell__title {
         display: none;
       }
@@ -23,6 +23,19 @@
       }
     }
 
+    @m disabled {
+      .zan-field__control {
+        color: $c-gray-dark;
+      }
+    }
+
+    @m error {
+      .zan-field__control,
+      .zan-cell__title {
+        color: $c-red;
+      }
+    }
+
     .zan-cell__title,
     .zan-cell__value {
       float: none;

packages/zanui-css/src/steps.css

@@ -106,7 +106,7 @@
 
       .zan-step__circle-container {
         left: auto;
-        right: -8px;
+        right: -9px;
       }
 
       .zan-step__line {