#kviewer_view       { position: fixed; left: 50%; top: 50%; overflow: hidden; z-index: 1000;}
#kviewer_view img   { position: absolute; left: 0; top: 0; }
.kalt               { z-index: 1000; position: absolute; left: 9px; bottom: 10px; background: #fff; padding: 5px; }
.kclose              { z-index: 1000; position: absolute; right: 0; top: 0; }
.kleft               { z-index: 100; position: absolute; width: 50%; height: 300px; left: 0; }
.kright              { z-index: 100; position: absolute; width: 50%; height: 300px; right: 0; }
.loading             { width: 50px; height: 50px; }