/* Keep the quiz inside the visible browser area as mobile toolbars resize. */
@media (max-width:767px){
 html,body{height:100%;overflow:hidden}
 #app{height:100vh;height:100dvh;overflow-x:hidden;overflow-y:auto;overscroll-behavior-y:contain}
 .quiz-container>.sticky{flex-shrink:0;padding-top:max(8px,env(safe-area-inset-top,0px))}
}