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