Element block pseudo-class :active generated with background box-shadow 1px 1px 1px rgba(0,0,0,0.3) position static overflow hidden width 160px font-size 16px outline none z-index auto transition box-sizing content-box padding 20px opacity 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto margin 0px border-radius transform cursor default border 4px rgba(0,0,0,1) solid float none line-height 1 display block font-weight normal