* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: 1px solid black;
}

:root {
    --circle-radius: 5em;
    --red-hover: rgba(255, 0, 0, 0.5);
    --blue-hover: rgba(0, 0, 255, 0.5);
    --hover-color: var(--red-hover);
    --bg-color: antiquewhite
}

body {
    background-color: var(--bg-color);
    min-height: 100dvh;
    min-width: 100dvw;
    display: flex;
    flex-direction: column;
    align-items: center;
    /* justify-content: space-between; */
}

h1 {
    margin: 10px;
    outline: none;
}

#settings {
    position: fixed;
    top: 10dvh;
    left: 0;
    display: flex;
    flex-direction: column;
    margin-left: 2dvw;

    h2 {
        text-align: center;
    }

    * {
        margin: 1rem;
    }

    div > label {
        outline: none;
    }
}

#info {
    position: fixed;
    top: 10dvh;
    right: 0;
    margin-right: 2dvw;
    padding: 1rem;
    text-align: center;
    
    ul {
        padding: 1rem;
    }

    li {
        padding: 1rem;
        margin: 1rem;
    }

    span {
        outline: none;
    }
}

#board {
    margin: 1rem;
    padding: 1rem;
    display: flex;
    background-color: rgb(246, 246, 86);
}

.column {
    padding: 5px;
}

.column:hover > :nth-last-child(1 of :not(:has(> .red, > .blue))) {
    background-color: var(--hover-color);
}

@keyframes dropCoin {
    from {
        transform: translateY(var(--drop-height));
    }
    to {
        transform: translateY(0);
    }
}

.circle-wrapper {
    height: var(--circle-radius);
    width: var(--circle-radius);
    border-radius: 50%;
    margin: 5px;
    background-color: var(--bg-color);
    /* background-color: none; */
}

.circle {
    height: var(--circle-radius);
    width: var(--circle-radius);
    border-radius: 50%;
    outline: none;
    /* background-color: var(--bg-color); */
}

.red {
    background-color: red;
}

.blue {
    background-color: blue;
}

#status {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    outline: none;
}

#controls > * {
    font-size: 1.3rem;
    padding: 0.5rem;
    margin: 0.5rem;
}