body{min-height:100vh}main.body .container .block{border:1px dashed #000}main.body .container [class*=col-]{border:1px dashed #999;box-sizing:border-box;padding:10px}.w-5{width:1.25rem}.h-5{height:1.25rem}.iti{--iti-path-flags-1x:url(path/to/flags.webp);--iti-path-flags-2x:url(path/to/flags@2x.webp);--iti-path-globe-1x:url(path/to/globe.webp);--iti-path-globe-2x:url(path/to/globe@2x.webp)}