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