Element block pseudo-class :active generated with z-index auto transition text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-sizing content-box padding 20px width 20px cursor default position relative line-height 1 overflow hidden box-shadow 5px 5px 8px rgba(0,0,0,0.4) float none display block font-size 16px transform border 0px rgba(0,0,0,1) solid height auto margin 0px font-weight normal background border-radius