body {
    font-family: sans-serif, 'Arial';
    background-color: rgb(54, 54, 54);
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
    height: 100%;
}

form {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: whitesmoke;
    padding: 20px;
    margin-top: 100px;
    border-radius: 5px;
}

form input, form textarea {

    margin-top: 20px;
    padding: 10px;
    width: 500px;
    font-family: sans-serif, 'Arial';
    font-size: 16px;
    border-radius: 5px;
    border-width: 1px;
    border-style: solid;

}

form input[type=submit] {
    width: auto;
    background-color: rgb(36, 131, 255);
    color: whitesmoke;
    font-weight: bold;
    font-size: 1em;
    border-radius: 20px;
    transition: background-color 0.5s;
}

form input[type=submit]:hover {
    background-color: rgb(54, 54, 54);
    cursor: pointer;
}