h1 {
    text-align: center;
}

#submit {
    background-color: black;
    color: white;
    display: block;
    margin-left: auto;
    margin-right: auto;
    padding: 10px;
    width: 35%;
}

#message {
    width: 90%;
    height: 150px;
}

input {
    border-radius: 10px;
    margin: 5px;
    padding: 3px;
}

fieldset {
    border-radius: 10px;
    display: inline;
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
}

label::after {
    content: '*';
    color: red;
}