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