.mm_all img, .mm_first img:nth-of-type(n+2), .mm_last img:nth-last-of-type(n+2), .mm1 img:nth-of-type(1), .mm2 img:nth-of-type(2),
.mm3 img:nth-of-type(3), .mm4 img:nth-of-type(4), .mm5 img:nth-of-type(5), .mm6 img:nth-of-type(6), .mm7 img:nth-of-type(7),
.mm8 img:nth-of-type(8), .mm9 img:nth-of-type(9), .mm10 img:nth-of-type(10), .mm11 img:nth-of-type(11), .mm12 img:nth-of-type(12),
.mm13 img:nth-of-type(13), .mm14 img:nth-of-type(14), .mm15 img:nth-of-type(15), .mm16 img:nth-of-type(16), .mm17 img:nth-of-type(17),
.mm18 img:nth-of-type(18), .mm19 img:nth-of-type(19), .mm20 img:nth-of-type(20), .mm21 img:nth-of-type(21), .mm22 img:nth-of-type(22),
.mm23 img:nth-of-type(23), .mm24 img:nth-of-type(24), .mm25 img:nth-of-type(25),

.mv_all video, .mv_first video:nth-of-type(n+2), .mv_last video:nth-last-of-type(n+2), .mv1 video:nth-of-type(1), .mv2 video:nth-of-type(2),
.mv3 video:nth-of-type(3), .mv4 video:nth-of-type(4), .mv5 video:nth-of-type(5), .mv6 video:nth-of-type(6), .mm7 video:nth-of-type(7),
.mv8 video:nth-of-type(8), .mv9 video:nth-of-type(9), .mv10 video:nth-of-type(10), .mv11 video:nth-of-type(11), .mv12 video:nth-of-type(12),
.mv13 video:nth-of-type(13), .mv14 video:nth-of-type(14), .mv15 video:nth-of-type(15), .mv16 video:nth-of-type(16), .mv17 video:nth-of-type(17),
.mv18 video:nth-of-type(18), .mv19 video:nth-of-type(19), .mv20 video:nth-of-type(20), .mv21 video:nth-of-type(21), .mv22 video:nth-of-type(22),
.mv23 video:nth-of-type(23), .mv24 video:nth-of-type(24), .mv25 video:nth-of-type(25) {
	width: 50%;
  width: calc(50% - 8px);
}

.wrap_img_case img:nth-of-type(2n+2), .wrap_img_case video:nth-of-type(2n+2){
	float: right;
	clear: right
}

@media all and (max-width:850px) {
	.wrap_img_case img, .wrap_img_case video {
		width: 100% !important
	}
}