*{margin:0;padding:0;box-sizing:border-box}.navbar{background-color:#90ee90;height:5rem}button{position:absolute;right:10px;margin:1.5rem;background-color:#6495ed;border:1px solid cornflowerblue;width:6rem;height:2rem;cursor:pointer;font-size:1rem;color:#fff}.header>img{position:absolute;top:20%;left:30%}.page_not_found{color:#6495ed;display:flex;justify-content:center;align-items:center;height:100vh;font-size:2rem}form{display:flex;justify-content:center;flex-direction:column;align-items:center;height:100vh;gap:10px}input{margin-bottom:10px;padding:8px;width:35%;box-sizing:border-box;outline:none}input[type=submit]{background-color:#6495ed;color:#fff;cursor:pointer;border:1px solid cornflowerblue}@media only screen and (max-width: 600px){div{max-width:100%}}