.rwd4_4 {
	width: 100%; 
}

.rwd3_4 {
	width: 74.6%; 
}

.rwd2_4 {
	width: 49.2%; 
}

.rwd1_4 {
	width: 23.8%; 
}



@media only screen and (max-width: 480px) {
.rwd4_4 {
		width: 100%; 
	}
.rwd3_4 {
		width: 100%; 
	}
.rwd2_4 {
		width: 100%; 
	}
	.rwd1_4 {
		width: 100%; 
	}
}