body {
    background-color: #272040;
    color: whitesmoke;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body :not(.composite) {
    margin-inline: auto;
    text-align: center;
}

.composite * {
    display: inline;
}

button {
    margin-top: 5px;
}

.hidden {
    display: none;
}

#namescreen :not(.hidden) {
    margin-top: 5px;
    display: block;
}

#cards * {
    margin-right: 5px;
}