@font-face {
    font-family: 'PP Neue Montreal';
    src: url('../styles/fonts/PPNeueMontreal-Regular.woff2') format('woff2'),
        url('../styles/fonts/PPNeueMontreal-Regular.woff') format('woff');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'PP Neue Montreal';
    src: url('../styles/fonts/PPNeueMontreal-Medium.woff2') format('woff2'),
        url('../styles/fonts/PPNeueMontreal-Medium.woff') format('woff');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: #f0f0f0;
    font-family: 'PP Neue Montreal', 'Helvetica Neue', Arial, Helvetica, sans-serif;
    line-height: 1.5rem;
}

.center {
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

img {
    max-height: 70vh;
    max-width: 70vw;
    filter: drop-shadow(0 0 3px gray);
    animation: ring 3s step-start infinite;
}

@keyframes ring {
    50% {
        rotate: -45deg;
    }
}

figure:hover figcaption {
    visibility: visible;
}

figcaption {
    visibility: hidden;
    position: fixed;
    bottom: 1rem;
    right: 1rem;
}

.chum,
.collaborator {
    position: fixed;
    padding: 0.25rem;
    bottom: calc(50vh + 2rem);
    cursor: pointer;
}

.collaborator {
    left: 30vw;
    animation: left 6s step-start infinite;
}

@keyframes left {
    25% {
        rotate: -30deg;
    }

    50% {
        rotate: 0deg;
    }

    75% {
        rotate: 30deg;
    }
}

.chum {
    right: 30vw;
    animation: right 6s step-start infinite;
}

@keyframes right {
    25% {
        rotate: 30deg;
    }

    50% {
        rotate: 0deg;
    }

    75% {
        rotate: -30deg;
    }
}

button {
    font-family: inherit;
}

button:hover {
    box-shadow: 0 0 10px gold;
}