#fire-container {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
}
.fire-particle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    will-change: transform, opacity;
}
@keyframes rise-0 {
    0% {
        transform: translate3d(0, 0, 0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    100% {
        transform: translate3d(-30px, -100vh, 0) scale(0);
        opacity: 0;
    }
}
@keyframes rise-1 {
    0% {
        transform: translate3d(0, 0, 0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    100% {
        transform: translate3d(30px, -100vh, 0) scale(0);
        opacity: 0;
    }
}
@keyframes rise-2 {
    0% {
        transform: translate3d(0, 0, 0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    100% {
        transform: translate3d(-15px, -100vh, 0) scale(0);
        opacity: 0;
    }
}
@keyframes rise-3 {
    0% {
        transform: translate3d(0, 0, 0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    100% {
        transform: translate3d(15px, -100vh, 0) scale(0);
        opacity: 0;
    }
}
@keyframes flicker {
    0% {
        opacity: 0.7;
    }
    25% {
        opacity: 0.9;
    }
    50% {
        opacity: 0.6;
    }
    75% {
        opacity: 0.8;
    }
    100% {
        opacity: 0.7;
    }
}