body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
    overflow: hidden;
}

.gradient-bg {
    height: 100vh;
    width: 100vw;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.gradient-bg::before,
.gradient-bg::after {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-color: transparent;
    background-image:
        radial-gradient(circle at 50% 40%, rgb(0, 170, 77) 0%, transparent 40%),
        radial-gradient(circle at 30% 70%, rgb(3, 55, 114) 0%, transparent 40%),
        radial-gradient(circle at 70% 50%, rgb(255, 0, 234) 0%, transparent 40%),
        radial-gradient(circle at 40% 30%, rgb(0, 235, 211) 0%, transparent 40%),
        radial-gradient(circle at 60% 60%, rgb(188, 0, 245) 0%, transparent 40%);
    filter: blur(30px) brightness(1.2);
    mix-blend-mode: normal;
    opacity: 0.8;
    animation: blob 20s cubic-bezier(0.4, 0.0, 0.2, 1) infinite;
    pointer-events: none;
}

.gradient-bg::after {
    animation-delay: -10s;
    filter: blur(40px) brightness(1.3);
    mix-blend-mode: screen;
}

h1 {
    font-family: Arial, sans-serif;
    /* make the font responsive 80% width of the screen*/
    font-size: 15vw;
    margin-left: 10%;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    z-index: 2;
    opacity: 0.9;
}

@keyframes blob {
    0%, 100% {
        transform: rotate(0deg) scale(1) translateX(10%) translateY(5%);
    }
    25% {
        transform: rotate(90deg) scale(1.2) translateX(-10%) translateY(10%);
    }
    50% {
        transform: rotate(180deg) scale(0.8) translateX(15%) translateY(-15%);
    }
    75% {
        transform: rotate(270deg) scale(1.1) translateX(-5%) translateY(-5%);
    }
}