body{
    background-color:#e0e0e0;
    font-family: arial, sans-serif;
    overflow: hidden;
}
.err{
    position: absolute;
    margin: 40px 600px 500px 500px;
    font-size: 150px;
    color: rgb(29, 29, 29);
}
.error{
    margin: 200px 200px 500px 800px;
    color: rgb(29, 29, 29);
}
.error a{
    color: rgb(29, 29, 29);
    text-decoration: none;
    font-size: 20px;
}
h1{
    font-size: 50px;
}
p{
    font-size: 30px;
}