Element block pseudo-class :active generated with transition box-sizing content-box box-shadow 3px 3px 4px rgba(0,0,0,0.4) width 300px border-radius line-height 1 font-size 16px border 1px rgba(0,0,0,1) solid transform text-shadow padding 0px overflow visible float none cursor default margin 0px font-weight normal height 300px display block opacity 1 z-index auto position static outline none background