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