#wrapper_bu {
  width: 100vw;
  height: 300px;
  background-color: #ddd;
  position: absolute;
  top: 0px;
  left:0px;
  z-index: 9997;
}

#wrapper_bu img {
    height:100%;
}

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

.txt_h1 { font-size: 2em }

.holder_bu { cursor: pointer }

.holder_bu_awayL1, .holder_bu_awayL2, .holder_bu_center, .holder_bu_awayR1, .holder_bu_awayR2 {
    position:absolute;
    -webkit-box-shadow: 0px 0px 12px 3px rgba(0,0,0,0.5);
    -moz-box-shadow: 0px 0px 12px 3px rgba(0,0,0,0.5);
    box-shadow: 0px 0px 12px 3px rgba(0,0,0,0.5);
}

.holder_bu_awayL1 {
  top: 60px;
  left: 15%;
  width: 30%;
  height: 220px;
  z-index: 9996;
  -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 {
  top: 70px;
  left: 0%;
  width: 30%;
  height: 200px;
  z-index: 9995;
  -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 {
  top: 50px;
  left: 35%;
  width: 30%;
  height: 240px;
  z-index: 9999;
  -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_awayR1 {
  top: 60px;
  left: 55%;
  width: 30%;
  height: 220px;
  z-index: 9998;
  -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 {
  top: 70px;
  left: 70%;
  width: 30%;
  height: 200px;
  z-index: 9997;
  -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
}