body {
    caret-color: transparent;
    margin: 0;
    height: 100vh;
    overflow: hidden;
}

.fondo {
    background-image: url("fondo1.jpg");
    background-size: cover;
    background-repeat: no-repeat;
}

.title-word {
    animation: color-animation 4s linear infinite;
}

.title-word-1 {
    --color-1: #ef4444;
    --color-2: #facc15;
    --color-3: #22c55e;
}

.title-word-2 {
    --color-1: #facc15;
    --color-2: #22c55e;
    --color-3: #ef4444;
}

.title-word-3 {
    --color-1: #22c55e;
    --color-2: #22c55e;
    --color-3: #facc15;
}

.title-word-4 {
    --color-1: #ef4444;
    --color-2: #ef4444;
    --color-3: #facc15;
}

@keyframes color-animation {
    0% {
        color: var(--color-1)
    }

    32% {
        color: var(--color-1)
    }

    33% {
        color: var(--color-2)
    }

    65% {
        color: var(--color-2)
    }

    66% {
        color: var(--color-3)
    }

    99% {
        color: var(--color-3)
    }

    100% {
        color: var(--color-1)
    }
}

.title {
    font-family: "Montserrat", sans-serif;
    font-weight: 800;
    font-size: 250%;
    text-transform: uppercase;
}

@media (min-width: 1024px) {
    .title {
        font-size: 300%;
    }

    .fondo {
        background-image: url("fondo2.jpg");
    }
}

.contenedorfirework {
    opacity: 0;
    transition: opacity 0.5s ease;
}

.contenedorfirework.visible {
    opacity: 1;
}

/* TODO LO QUE VA A CONTINUACIÓN LO HE COPIADO DE INTERNET, ES UNA ANIMACIÓN DE FUEGOS ARTIFIIALES */

@keyframes firework {
    0% {
        transform: translate(var(--x), var(--initialY));
        width: var(--initialSize);
        opacity: 1;
    }

    50% {
        width: 0.5vmin;
        opacity: 1;
    }

    100% {
        width: var(--finalSize);
        opacity: 0;
    }
}

@keyframes fireworkPseudo {
    0% {
        transform: translate(-50%, -50%);
        width: var(--initialSize);
        opacity: 1;
    }

    50% {
        width: 0.5vmin;
        opacity: 1;
    }

    100% {
        width: var(--finalSize);
        opacity: 0;
    }
}

.firework,
.firework::before,
.firework::after {
    --initialSize: 0.5vmin;
    --finalSize: 45vmin;
    --particleSize: 0.2vmin;
    --color1: yellow;
    --color2: khaki;
    --color3: white;
    --color4: lime;
    --color5: gold;
    --color6: mediumseagreen;
    --y: -30vmin;
    --x: -50%;
    --initialY: 60vmin;
    content: "";
    animation: firework 2s infinite;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, var(--y));
    width: var(--initialSize);
    aspect-ratio: 1;
    background:

        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 50% 0%,
        radial-gradient(circle, var(--color2) var(--particleSize), #0000 0) 100% 50%,
        radial-gradient(circle, var(--color3) var(--particleSize), #0000 0) 50% 100%,
        radial-gradient(circle, var(--color4) var(--particleSize), #0000 0) 0% 50%,

        /* bottom right */
        radial-gradient(circle, var(--color5) var(--particleSize), #0000 0) 80% 90%,
        radial-gradient(circle, var(--color6) var(--particleSize), #0000 0) 95% 90%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 90% 70%,
        radial-gradient(circle, var(--color2) var(--particleSize), #0000 0) 100% 60%,
        radial-gradient(circle, var(--color3) var(--particleSize), #0000 0) 55% 80%,
        radial-gradient(circle, var(--color4) var(--particleSize), #0000 0) 70% 77%,

        /* bottom left */
        radial-gradient(circle, var(--color5) var(--particleSize), #0000 0) 22% 90%,
        radial-gradient(circle, var(--color6) var(--particleSize), #0000 0) 45% 90%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 33% 70%,
        radial-gradient(circle, var(--color2) var(--particleSize), #0000 0) 10% 60%,
        radial-gradient(circle, var(--color3) var(--particleSize), #0000 0) 31% 80%,
        radial-gradient(circle, var(--color4) var(--particleSize), #0000 0) 28% 77%,
        radial-gradient(circle, var(--color5) var(--particleSize), #0000 0) 13% 72%,

        /* top left */
        radial-gradient(circle, var(--color6) var(--particleSize), #0000 0) 80% 10%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 95% 14%,
        radial-gradient(circle, var(--color2) var(--particleSize), #0000 0) 90% 23%,
        radial-gradient(circle, var(--color3) var(--particleSize), #0000 0) 100% 43%,
        radial-gradient(circle, var(--color4) var(--particleSize), #0000 0) 85% 27%,
        radial-gradient(circle, var(--color5) var(--particleSize), #0000 0) 77% 37%,
        radial-gradient(circle, var(--color6) var(--particleSize), #0000 0) 60% 7%,

        /* top right */
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 22% 14%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 45% 20%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 33% 34%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 10% 29%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 31% 37%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 28% 7%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 13% 42%;
    background-size: var(--initialSize) var(--initialSize);
    background-repeat: no-repeat;
}

.firework::before {
    --x: -50%;
    --y: -50%;
    --initialY: -50%;
    /*   transform: translate(-20vmin, -2vmin) rotate(40deg) scale(1.3) rotateY(40deg); */
    transform: translate(-50%, -50%) rotate(40deg) scale(1.3) rotateY(40deg);
    /*   animation: fireworkPseudo 2s infinite; */
}

.firework::after {
    --x: -50%;
    --y: -50%;
    --initialY: -50%;
    /*   transform: translate(44vmin, -50%) rotate(170deg) scale(1.15) rotateY(-30deg); */
    transform: translate(-50%, -50%) rotate(170deg) scale(1.15) rotateY(-30deg);
    /*   animation: fireworkPseudo 2s infinite; */
}

.firework:nth-child(2) {
    --x: 30vmin;
}

.firework:nth-child(2),
.firework:nth-child(2)::before,
.firework:nth-child(2)::after {
    --color1: pink;
    --color2: violet;
    --color3: fuchsia;
    --color4: orchid;
    --color5: plum;
    --color6: lavender;
    --finalSize: 40vmin;
    left: 30%;
    top: 60%;
    animation-delay: -0.25s;
}

.firework:nth-child(3) {
    --x: -30vmin;
    --y: -50vmin;
}

.firework:nth-child(3),
.firework:nth-child(3)::before,
.firework:nth-child(3)::after {
    --color1: cyan;
    --color2: lightcyan;
    --color3: lightblue;
    --color4: PaleTurquoise;
    --color5: SkyBlue;
    --color6: lavender;
    --finalSize: 35vmin;
    left: 70%;
    top: 60%;
    animation-delay: -0.4s;
}