@media only screen and (max-width: 991px){
.button, input[type="submit"], input[type="file"] {
	 width: 100%;
	 font-size: 40px;
	 line-height: 3em;
}

	
@media only screen and (max-width: 200px){
.button, input[type="submit"], input[type="file"] {
	 background-color: red;
}