body{background-color:hsla(0,8%,7%,.747)}.inputbox{position:relative;width:250px}.inputbox input{width:100%;padding:10px;border-radius:4px;background-color:#2f2f2f;border:1px solid lime;outline:none}span{color:lime;position:absolute;left:0;padding:8px;transition:.5s}.inputbox input:focus~span,.inputbox input:valid~span{transform:translateX(10px) translateY(45px);text-transform:capitalize;font-size:.95em;padding:0 10px;color:lime;background-color:#2f2f2f}