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