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