#tab {
 position: fixed;
 width: 100px;
 top: 30px;
 left: 30px;
 z-index: 9999999999;
}
#tab .sp {
 height: 14px;
 width: 120px;
 margin: -17px 0 0 -10px;
 overflow: hidden;
 position: absolute;
 background: url(https://31.media.tumblr.com/89d0a73dbfd39d6e6dfcd157efacf73a/tumblr_inline_nc4ltugMJI1rh7826.png);
}
#tab .nb {
 width: 100px;
 margin-bottom: 20px;
 padding: 5px 10px 5px 10px;
 background: url(https://31.media.tumblr.com/905e072082d7e170a96e198cf24af6d9/tumblr_inline_nc4ltqDhD21rh7826.png);
 border: 1px solid rgba(0, 0, 0, 0.1);
 border-bottom-right-radius: 6px;
 border-bottom-left-radius: 6px;
 z-index: 999999;
 box-shadow: rgba(0, 0, 0, 0.07) 5px 5px;
 font-size: 11px;
 line-height: 13px;
}