body {
    margin: 100px 0 0;
    background-color: purple;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
body > * {
    background-color: white;
    padding: 20px 50px;
    border: 5px black solid;
    border-radius: 10px;
    margin: 0;
    width: 80%;
}
* {
    color: black !important;
}
body form {
    display: flex;
    gap: 10px;
}
body form button {
    border: 2px solid rebeccapurple;
    border-radius: 30%;
    padding: 10px 10px;
    color: white;
    background-color: darkviolet;
}