ul.accordion{
    list-style:none;   
    position:absolute;
   margin: 0 0 0 15px; 
 
}
 
ul.accordion li{
    float:right;
    width:30px;
    height:188px;
    display:block;
    border-right:2px solid #fff;
    border-bottom:2px solid #fff;
    background-color:#fff;
    background-repeat:no-repeat;
    background-position:center center;
    position:relative;
    overflow:hidden;
    cursor:pointer;
    -moz-box-shadow:1px 3px 15px #555;
    -webkit-box-shadow:1px 3px 15px #555;
    box-shadow:1px 3px 15px #555;

}
ul.accordion li.bg1{
    background-image:url(../images_hokkaido-hakubutsukan/EGZGhakubutsukan1.jpg);
}
ul.accordion li.bg2{
    background-image:url(../images_hokkaido-hakubutsukan/EGZGhakubutsukan2.jpg);
}
ul.accordion li.bg3{
    background-image:url(../images_hokkaido-hakubutsukan/EGZGhakubutsukan3.jpg);
}
ul.accordion li.bg4{
    background-image:url(../images_hokkaido-hakubutsukan/EGZGhakubutsukan4.jpg);
}
ul.accordion li.bg5{
    background-image:url(../images_hokkaido-hakubutsukan/EGZGhakubutsukan5.jpg);
}
ul.accordion li.bg6{
    background-image:url(../images_hokkaido-hakubutsukan/EGZGhakubutsukan6.jpg);
}

ul.accordion li.bleft{
    border-right:2px solid #fff;

}
ul.accordion li .heading{
    background-color:#fff;
    padding:10px;
    margin-top:30px;
    opacity:0.9;
    text-transform:uppercase;
    font-style:normal;
    font-weight:bold;
    letter-spacing:1px;
    font-size:14px;
    color:#444;
    text-align:center;
    text-shadow:1px -1px 1px #ccc;

}