Element block pseudo-class :hover generated with font-weight normal float right transition cursor crosshair text-shadow height 300px border 0px rgba(0,0,0,1) solid border-radius outline none transform background opacity 0.53 box-shadow 3px 3px 4px rgba(38,4,4,0.4) position relative line-height 1 font-size 16px z-index display inline-block width 300px box-sizing content-box padding 10px overflow visible margin 20px