Element block pseudo-class :active generated with z-index auto width 160px transition height auto padding 20px box-sizing content-box cursor default border 0px rgba(0,0,0,1) solid box-shadow 0px 1px 1px rgba(0,0,0,0.3) line-height 1 font-weight normal background margin 0px float none transform border-radius position static text-shadow 1px 1px 1px rgba(0,0,0,0.2) display block font-size 16px overflow hidden