#wrapper_bu {
  width: 100%;
  height: 100%;
}

.txt_Center { margin: 50% 0% 0% 20% }

.txt_h1 { font-size: 2em }

.holder_bu { cursor: pointer; overflow:hidden}
.holder_bu img{
	width:auto;
	height:100%;
	max-width:none !important;
	}
.holder_bu_awayL1.holder_bu, .holder_bu_awayL2.holder_bu{
	text-align:left;
	}
.holder_bu_awayR1.holder_bu, .holder_bu_awayR2.holder_bu{
	text-align:right;
	}
.holder_bu_awayL2, .holder_bu_awayR2{
	opacity:0.7;
	}
.holder_bu_awayL1, .holder_bu_awayR1{
	opacity:0.9;
	}
.holder_bu_awayL1 {
  position: absolute;
  top: 10%;
  left: 10%;
  width: 10%;
  height: 80%;
  -webkit-transition: width 1s, height 1s, top 1s, left 1s;
  -moz-transition: width 1s, height 1s, top 1s, left 1s;
  -o-transition: width 1s, height 1s, top 1s, left 1s;
  -ms-transition: width 1s, height 1s, top 1s, left 1s;
  transition: width 1s, height 1s, top 1s, left 1s
}

.holder_bu_awayL2 {
  position: absolute;
  top: 20%;
  left: 0%;
  width: 10%;
  height: 60%;
  -webkit-transition: width 1s, height 1s, top 1s, left 1s;
  -moz-transition: width 1s, height 1s, top 1s, left 1s;
  -o-transition: width 1s, height 1s, top 1s, left 1s;
  -ms-transition: width 1s, height 1s, top 1s, left 1s;
  transition: width 1s, height 1s, top 1s, left 1s
}

.holder_bu_center {
  position: absolute;
  top: 5%;
  left: 20%;
  width: 60%;
  height: 90%;
  -webkit-transition: width 1s, height 1s, top 1s, left 1s;
  -moz-transition: width 1s, height 1s, top 1s, left 1s;
  -o-transition: width 1s, height 1s, top 1s, left 1s;
  -ms-transition: width 1s, height 1s, top 1s, left 1s;
  transition: width 1s, height 1s, top 1s, left 1s;
}
.holder_bu_center.holder_bu img{
	width:100%;}
.holder_bu_awayR1 {
  position: absolute;
  top: 10%;
  left: 80%;
  width: 10%;
  height: 80%;
  -webkit-transition: width 1s, height 1s, top 1s, left 1s;
  -moz-transition: width 1s, height 1s, top 1s, left 1s;
  -o-transition: width 1s, height 1s, top 1s, left 1s;
  -ms-transition: width 1s, height 1s, top 1s, left 1s;
  transition: width 1s, height 1s, top 1s, left 1s
}

.holder_bu_awayR2 {
  position: absolute;
  top: 20%;
  left: 90%;
  width: 10%;
  height: 60%;
  -webkit-transition: width 1s, height 1s, top 1s, left 1s;
  -moz-transition: width 1s, height 1s, top 1s, left 1s;
  -o-transition: width 1s, height 1s, top 1s, left 1s;
  -ms-transition: width 1s, height 1s, top 1s, left 1s;
  transition: width 1s, height 1s, top 1s, left 1s
}