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