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