$diameter: 300px; $border: 10px; .container { width: $diameter; height: $diameter; border-radius: ($diameter / 2) + $border; z-index: 1; margin: 50px; overflow: hidden; position: relative; border: $border solid #afdad6; } #map { height: inherit; // hides zoom widget and satellite toggle .gmnoprint { display: none; } }