Element block pseudo-class :active generated with border-radius overflow hidden height 50px box-sizing content-box display block float none border 24px rgba(255,0,0,1) solid transition font-weight normal line-height 1 outline none text-shadow position fixed font-size 16px margin 0px transform z-index padding 15px box-shadow 0px 0px 37px rgba(0,0,0,0.2) cursor pointer width 260px background opacity 1