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