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