.tab{
	
	@include respond (table) {
		//display: block;


		&-2 div, &-2 span{ width: 50%; }
		&-3 div, &-3 span{ width: 33.33%; }		
		&-4 div, &-4 span{ width: 25%; }
		&-5 div, &-5 span{ width: 20%; }

	}



}



.tab-page{


	&-2 { width: 200%; & .sub-page{ width: calc(100% / 2) }}
	&-3 { width: 300%; & .sub-page{ width: calc(100% / 3) }}
	&-4 { width: 400%; & .sub-page{ width: calc(100% / 4) }}

}