Add media ratio to improve page rendering

style/_mask_project.scss

@@ -192,6 +192,8 @@ $legend-color: $post-color;
 						}
 
 						img {
+							width: auto;
+							height: auto;
 							max-width: 200px;
 							max-height: 100px;
 							border-radius: $block-radius;
@@ -647,6 +649,7 @@ $legend-color: $post-color;
 
 							img {
 								width: 100%;
+								height: auto;
 								image-orientation: from-image;
 								outline: none;
 								border-radius: $block-radius;