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