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