Element block pseudo-class :active generated with cursor default transition width 50% position static transform background display block font-weight normal padding 20px height 12% margin auto border 0px rgba(0,0,0,1) solid border-radius box-shadow 1px 1px 1px rgba(0,0,0,0.3) text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-sizing content-box font-size 16px float none line-height 0 overflow hidden z-index auto