<style>
details.custom > summary {
display: list-item;
cursor: default;
}
.summary-box {
display: inline-block;
}
details.custom > summary span.summary-to-hide,
details[open].custom > summary span.summary-to-see {
display: none;
}
details.custom > summary span.summary-to-see,
details[open].custom > summary span.summary-to-hide {
display: inline;
}
.summary-box {
background-color: #eeeeee;
background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #eeeeee), color-stop(100%, #cccccc));
background-image: -webkit-linear-gradient(top, #eeeeee, #cccccc);
background-image: -moz-linear-gradient(top, #eeeeee, #cccccc);
background-image: -ms-linear-gradient(top, #eeeeee, #cccccc);
background-image: -o-linear-gradient(top, #eeeeee, #cccccc);
background-image: linear-gradient(top, #eeeeee, #cccccc);
border: 1px solid #ccc;
border-bottom: 1px solid #bbb;
border-radius: 3px;
color: #333;
font: bold 11px/1 "Lucida Grande", "Lucida Sans Unicode", "Lucida Sans", Geneva, Verdana, sans-serif;
text-align: center;
text-shadow: 0 1px 0 #eee;
}
.summary-box:hover {
background-color: #dddddd;
background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #dddddd), color-stop(100%, #bbbbbb));
background-image: -webkit-linear-gradient(top, #dddddd, #bbbbbb);
background-image: -moz-linear-gradient(top, #dddddd, #bbbbbb);
background-image: -ms-linear-gradient(top, #dddddd, #bbbbbb);
background-image: -o-linear-gradient(top, #dddddd, #bbbbbb);
background-image: linear-gradient(top, #dddddd, #bbbbbb);
border: 1px solid #bbb;
border-bottom: 1px solid #999;
text-shadow: 0 1px 0 #ddd;
}
.summary-box:active {
border: 1px solid #aaa;
border-bottom: 1px solid #888;
-webkit-box-shadow: inset 0 0 5px 2px #aaaaaa, 0 1px 0 0 #eeeeee;
box-shadow: inset 0 0 5px 2px #aaaaaa, 0 1px 0 0 #eeeeee;
}
</style>