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