html,body{height:100%}body{margin:0;font-family:Roboto,Helvetica,Arial,sans-serif}input[type=number]{-moz-appearance:textfield;all:unset;color:inherit;width:6ch;text-align:right}input::-webkit-outer-spin-button,input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.icon-button{-webkit-user-select:none;user-select:none}.icon-button:hover{cursor:pointer}