body {
    margin: 0;
    padding: 0;
    background-color: black;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Orbitron', sans-serif;
    height: 100vh;
    overflow: hidden;
}

#light {
    position: relative;
    width: calc(75vmin);
    height: calc(75vmin);
    min-width: 250px;
    min-height: 250px;
    border-radius: 50%;
    border: 5px solid white;
    box-shadow: 0 0 20px 10px rgba(255, 255, 255, 0.5);
    animation: light-animation 5s infinite;
}

@keyframes light-animation {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.2);
        box-shadow: 0 0 20px 10px rgba(255, 255, 255, 0.8);
    }

    100% {
        transform: scale(1);
    }
}

.email {
    position: absolute;
    right: 10px;
    bottom: 10px;
    font-size: 1.5vw;
    color: white;
}

.flash {
    position: absolute;
    width: 10vmax;
    height: 10vmax;
    max-width: 100px;
    max-height: 100px;
    border-radius: 50%;
    background-color: white;
    opacity: 0;
    animation: flash-animation 0.5s ease-out;
    animation-fill-mode: forwards;
    box-shadow: 0 0 20px 10px white;
}

@keyframes flash-animation {
    0% {
        transform: scale(0);
        opacity: 1;
    }

    100% {
        transform: scale(4);
        opacity: 0;
    }
}

@media only screen and (max-width: 768px) {
    #light {
        width: 80vw;
        height: 80vw;
        max-width: 250px;
        max-height: 250px;
        border-radius: 50%;
        border: 3px solid white;
    }

    .email {
        position: absolute;
        left: 0;
        right: 0;
        bottom: 10%;
        font-size: 5.5vw;
        color: white;
        text-align: center;
    }

    .flash {
        width: 80vw;
        height: 80vw;
        max-width: 500px;
        max-height: 500px;
    }
}