button {
	 background-color: white;
    padding: 1.5px 5px;
    color: grey;
    border-top-style: none ;
    border-left-style: none;
    border-bottom-style: 1px solid white ;
    border-right-style: solid ;
    border-radius: 4px;
    font-size: 20px;
    font-family: helvetica;

}

.ab {
	font-size: 15px;
}

#div1 {
	font-family: helvetica;
	
	font-size: 20px;
	color: grey;

}

div {
	margin-top: 15%;
}