Element block pseudo-class :active generated with height 20% z-index auto border-radius font-size 16px background display block position fixed cursor default box-sizing border-box width 94% padding auto line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) margin auto transform overflow hidden box-shadow 1px 1px 1px rgba(0,0,0,0.3) border 0px rgba(0,0,0,1) solid float left transition font-weight normal