feat(Card): Card 组件样式调整添加 price 上方的插槽 (#5134)

src/card/index.less

@@ -29,6 +29,7 @@
     display: flex;
     flex: 1;
     flex-direction: column;
+    justify-content: space-between;
     min-width: 0; /* hack for flex box ellipsis */
     min-height: @card-thumb-size;
 
@@ -62,6 +63,11 @@
     display: inline-block;
     color: @card-price-color;
     font-weight: @font-weight-bold;
+
+    &--integer {
+      font-size: @card-price-integer-font-size;
+      font-family: @card-price-font-family;
+    }
   }
 
   &__origin-price {
@@ -74,6 +80,7 @@
 
   &__num {
     float: right;
+    color: @card-num-color;
   }
 
   &__tag {