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