.main {
	background-image: url(images/diseno1_r1_c11.gif);
	background-repeat: repeat-x;
}
.bck2 {
	background-image: url(images/diseno1_r3_c1.gif);
	background-repeat: repeat-x;
}
.bckd22 {
	background-image: url(images/diseno2_r12_c1.gif);
	background-repeat: repeat-y;
}
.bckr2 {
	background-image: url(images/diseno2_r1_c3.gif);
	background-repeat: repeat-x;
}