.aaas {
	background-image: url(middle_01.jpg);
	background-repeat: no-repeat;
}
.qwq {
	background-image: url(middle_02.jpg);
	background-repeat: repeat-y;
	
}
.wew {
	background-image: url(middle_03.jpg);
	background-repeat: no-repeat;
}
.abask {
	background-image: url(background1.jpg);
	background-repeat: repeat-y;
}