cart with cehckbox disabled

@@ -13,6 +13,10 @@
         &.icon-cb-checked {
             color: #000;
         }
+
+        &.disabled {
+            color: #f0f0f0;
+        }
     }
 
     .few-tag{

@@ -9,6 +9,10 @@
     overflow-x: hidden;
     background: #f0f0f0;
 
+    .yoho-tip {
+        z-index: 4;
+    }
+
     .cart-content > * {
         background: #fff;
     }

@@ -4,7 +4,7 @@
     {{/if}}
 
     {{#if showCheckbox}}
-        <span class="checkbox{{#if checked}} icon-cb-checked{{^}} icon-checkbox{{/if}} iconfont"></span>
+        <span class="checkbox{{#if checked}} icon-cb-checked{{^}} icon-checkbox {{#if lowStocks}}disabled{{/if}}{{/if}} iconfont"></span>
     {{/if}}
 
     <div class="info">