.div_form {
    background-color:white;

	width: 30%;
	height: 180px;
	float: left;
	margin-left: 3%;
	overflow: hidden;

	
}
.div_big{
    background-color:white;

	width: 80%;
	height: 400px;
	margin-left: 10%;
	margin-top: 50px;
	
	overflow: hidden;
	
}

.div_form2{
	width: 80%;
	height: 100px;
	margin-left: 10%;
	overflow: hidden;
	margin-top: 25%;
	
}