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