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