Update rotating-card.md

snippets/rotating-card.md

@@ -13,14 +13,10 @@ Creates a two sided card which rotates on hover.
 ```html
 <div class="card">
   <div class="card-side front">
-          <div>
-              Front Side
-          </div>        
+    <div>Front Side</div>        
   </div>
   <div class="card-side back">
-          <div>
-              Back Side
-          </div>           
+    <div>Back Side</div>           
   </div>
 </div>
 ```
@@ -28,13 +24,13 @@ Creates a two sided card which rotates on hover.
 ```css
 .card {
   perspective: 150rem;
-    -moz-perspective: 150rem;
   position: relative;
   height: 40rem;
   max-width: 400px;
   margin: 2rem;
   box-shadow: none;
 }
+
 .card-side {
   height: 35rem;
   border-radius: 15px;
@@ -47,18 +43,22 @@ Creates a two sided card which rotates on hover.
   padding:2rem;
   color: white
 }
+
 .card-side.back {
   transform: rotateY(-180deg);
   background-color: #4158D0;
   background-image: linear-gradient(43deg, #4158D0 0%,#C850C0 46%, #FFCC70 100%);
 }
+
 .card-side.front {
   background-color: #0093E9;
   background-image: linear-gradient(160deg, #0093E9 0%, #80D0C7 100%);
 }
+
 .card:hover .card-side.front {
   transform: rotateY(180deg); 
 }
+
 .card:hover .card-side.back {
   transform: rotateY(0deg); 
 }