* {
    box-sizing: border-box;
}

body {
    width: 100vw;
    height: 100vh;
    background-color: #35654d;
    color: white;
}

.top-panel {
    display: flex;
    flex-flow: column wrap;
    align-items: center;
}

#header {
    text-align: center;
}

.button {
    display: flex;
    justify-content: center;
    align-items: center;
}

#button {
    background-color: #ee0000ef;
    border-radius: 1em;
    color: white;
    font-size: 1em;
}

#button:hover {
    cursor: pointer;
}

#score p {
    margin: 2vh;
    padding: 1vh;
    border: white solid 0.2em;
    border-radius: 1em;
}

#attempts p {
    margin: 0.5vh auto 0.5vh;
    padding: 1vh;
    border: white solid 0.2em;
    border-radius: 1em;
}

#message-box h2 {
    margin: 3vh auto 2vh;
}

#timer h2 {
    margin: 1vh auto 3vh;
}

.card-display {
    display: flex;
    justify-content: center;
}