404style.css

body {
    margin: 0;
    width: 100%;
    height: 100vh;
    font-family: 'Poppins', sans-serif;
    color: #222;
    overflow-x: hidden;
}

.img{
    max-width: 100px;
}

.txtimg{
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
}

.btn-404{
    color: whitesmoke !important;
    background-color: rgb(66, 218, 6);
    border-radius: 55px;
    padding: 10px;
    width: 40%;
    font-weight: 700;
    box-shadow: 0px 7px 14px rgba(146, 5, 45, 0.59);
    margin-left: 220px;
    margin-top: -30px;
}