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