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