Use linear gradient mask for fading location illustration on bottom

src/style/pages/_location.scss

@@ -166,6 +166,13 @@
         overflow: hidden;
         transform-origin: top center;
 
+        /* Bottom fading gradient for illustration */
+        @include bp (sm) {
+            $mask: linear-gradient(180deg,rgba(0,0,0) 0%,rgb(0,0,0) 70%,rgba(0,0,0,0) 100%);
+            -webkit-mask-image: $mask;
+            mask-image: $mask;
+        }
+
         img {
             display: block;
             width: 100%;