Element block pseudo-class :active generated with z-index auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition box-sizing content-box position static float none line-height 1 display block cursor default font-size 16px border-radius font-weight normal padding 20px overflow hidden background border 0px rgba(180,180,180,1) solid height auto margin 0px text-shadow 1px 1px 1px rgba(0,0,0,0.2) width 160px transform