Element block pseudo-class :active generated with padding 20px background display block font-size 16px opacity 1 z-index auto border-radius box-sizing content-box float none cursor default margin 0px transition height auto border 0px rgba(0,0,0,1) solid box-shadow 0px 7px 5px rgba(0,0,0,0.7) text-shadow 1px 1px 1px rgba(0,0,0,0.2) outline none position static overflow hidden width 160px line-height 1 transform font-weight normal