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