:root{--primary-font: arial, sans-serif}*,*:before,*:after{box-sizing:border-box}html{width:100%;height:100%;margin:0;font-family:var(--primary-font)}body{width:100%;height:100%;margin:0;overflow:hidden}.app-root-element{width:100%;height:100%;display:flex;flex-direction:column}