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