increase border-radius on team pictures to make clean circles at all window sizes

src/app/about-us/about-us.component.scss

@@ -27,7 +27,7 @@
     padding: 5%;
 
     img {
-      border-radius: 150px;
+      border-radius: 200px;
       height: 200px;
       width: 200px;
     }