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