.bd_fb {
	display:block;
	overflow:hidden;
	position:relative;
	-webkit-box-sizing:border-box;
	box-sizing:border-box;
	text-align:left;
}

.bd_fb.bd_type {
	height:190px;
	min-height:113px;
	max-height:200px;
}
.bd_fb.bm_type {
	height:360px;
	min-height:113px;
	max-height:370px;
}
	.bd_fb.sc_type {
		height:80px;
		min-height:50px;
		max-height:120px;
	}

.bd_fb .bd_fb_inner {
	display:inline-block;
	position:relative;
	top:0;
	left:50%;
	max-width:100%;
	height:100%;
	-webkit-transform:translateX(-50%);
	transform:translateX(-50%);
	text-align: left;
}

.bd_fb .banner_img {
	position:relative;
	left:50%;
	width:auto;
	max-width:initial;
	height:100%;
	-webkit-transform:translateX(-50%);
	transform:translateX(-50%);
	vertical-align:top;
}

@media screen and (max-width:250px) {.bd_fb.bd_type {height:113px;} .bd_fb.bm_type {height:113px;}  .bd_fb.sc_type {height:50px;}}
@media screen and (min-width:251px) {.bd_fb.bd_type {max-height:120px} .bd_fb.bm_type {max-height:120px}}
@media screen and (min-width:315px) {.bd_fb.bd_type {max-height:150px} .bd_fb.bm_type {max-height:140px} .bd_fb.sc_type {max-height:60px;}}
@media screen and (min-width:330px) {.bd_fb.bd_type {max-height:160px} .bd_fb.bm_type {max-height:160px}}
@media screen and (min-width:345px) {.bd_fb.bd_type {max-height:170px} .bd_fb.bm_type {max-height:180px}}
@media screen and (min-width:360px) {.bd_fb.bd_type {max-height:175px} .bd_fb.bm_type {max-height:240px} .bd_fb.sc_type {max-height:70px;}}
@media screen and (min-width:375px) {.bd_fb.bd_type {max-height:180px} .bd_fb.bm_type {max-height:280px}}
@media screen and (min-width:390px) {.bd_fb.bd_type {max-height:185px} .bd_fb.bm_type {max-height:320px} .bd_fb.sc_type {max-height:80px;}}
@media screen and (min-width:520px) {.bd_fb.bd_type {max-height:200px} .bd_fb.bm_type {max-height:360px} .bd_fb.sc_type {max-height:90px;}}
@media screen and (min-width:640px) {.bd_fb.bd_type {max-height:150px} .bd_fb.bm_type {max-height:120px} .bd_fb.sc_type {max-height:6px;}}
@media screen and (min-width:779px) {.bd_fb.bd_type {max-height:160px} .bd_fb.bm_type {max-height:140px}}
@media screen and (min-width:839px) {.bd_fb.bd_type {max-height:170px} .bd_fb.bm_type {max-height:160px}}
@media screen and (min-width:899px) {.bd_fb.bd_type {max-height:175px} .bd_fb.bm_type {max-height:180px}}
@media screen and (min-width:959px) {.bd_fb.bd_type {max-height:180px} .bd_fb.bm_type {max-height:240px}}
@media screen and (min-width:1152px) {.bd_fb.bd_type {height:180px;max-height:180px}}