修改商品材质样式和app上相同

@@ -40,21 +40,26 @@
         }
         .detail {
             .material-item{
+                position: relative;
                 min-height: pxToRem(136px);
                 margin: pxToRem(10px) 0;
+                text-align: center;
+
                 // width: 100%;
-                border-bottom:1px solid $borderC;
+                // border-bottom:1px solid $borderC;
                 img {
-                    display: block;
-                    overflow: hidden;
+                    position:absolute; 
+                    top:0; 
+                    bottom:0; 
+                    left:0; 
+                    margin:auto;
                     width: pxToRem(90px);
-                    height: pxToRem(120px);
+                    height: auto;
                     padding-right: pxToRem(20px);
-                    float: left;
                 }
                 .material-desc {
+                    padding-left:pxToRem(120px);
                     font-size: pxToRem(24px);
-                    overflow: hidden;
                 }
                 &:last-child{
                     border-bottom: none;