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