.center{display:flex;justify-content:center}#customise-inner{text-align:right}#difficulty{width:90px}.input{margin:.4em;width:82px}#start-container{text-align:center;margin:.4em}#error{margin:.4em;color:red;text-align:left}#win-container{position:absolute;bottom:calc(50vh - 15vw);width:calc(100% - 16px)}#win{font-size:15vw;background-color:wheat;border-radius:100%;margin:0}