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