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