@media screen and (max-width:767px) {
	.body{
		width: 100%;
	}
	.video_box {
		Width: 100%;
		height: 850px;
	}
	.login_txt {
		color: #FFFFFF;
		height: auto;
	}
	.login_box_form {
		transform: scale(0.7);
	}
}

@media screen and (min-width:768px) {
	.body{
		width: 750px;
	}
	.w {
		Width: 750px;
	}
}

@media screen and (min-width:992px) {
	.body{
		width: 970px;
	}
	.w {
		Width: 970px;
	}
}

@media screen and (min-width:1200px) {
	.body{
		width: 100%;
	}
	.w {
		Width: 1170px;
	}
}