body {
    margin: 0;
    background: transparent;
    overflow: hidden;
    font-family: sans-serif;
    background: transparent;
}

.ants {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
}

.ant {
    position: absolute;
    width: 8vh;
    height: 0.5vh;
    background: linear-gradient(to right, #00ff99, #0077cc);
    border-radius: 0.3vh;
    pointer-events: none;
    transform-origin: center center;
}

.ant.energized {
    background: linear-gradient(to right, #00ccff, #00ffff);
    animation: pulseGlow 1.6s ease-in-out infinite;
}

@keyframes pulseGlow {

    0%,
    100% {
        opacity: 0.5;
    }

    50% {
        opacity: 1;
    }
}


.controls {
    position: absolute;
    bottom: 2vh;
    left: 2vh;
    background: rgba(0, 0, 0, 0.6);
    padding: 1.2vh 2vh;
    border-radius: 1vh;
    font-size: 1.4vh;
    opacity: 0;
}

input[type="range"] {
    width: 20vh;
}

#antCountDisplay {
    margin-left: 1vh;
    font-weight: bold;
}