#stacks_in_77_page13_float {
	float:left;
	width:50%;
}
#stacks_in_80_page13 {
	margin:  20px;
}
  #stacks_in_51_page13{visibility:hidden}

#stacks_in_51_page13 {
	margin: 20px 0px 0px 0px;
}