body {
    background: black;
    color: white;
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
}

.header {
    display: flex;
    width: 97%;
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    margin: auto;
    gap: 1rem;
}

.header::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    height: 4px;
    width: 90%;
    background: linear-gradient(90deg,
    rgba(255, 0, 0, 0) 0%,
    rgba(255, 82, 82, 0.8) 15%,
    rgba(255, 51, 51, 1) 30%,
    rgba(220, 20, 60, 1) 50%,
    rgba(178, 34, 34, 1) 70%,
    rgba(139, 0, 0, 0.8) 85%,
    rgba(255, 0, 0, 0) 100%
    );
    border-radius: 10px;
}

.header-menu {
    display: flex;
    gap: 1rem;
}

.header-menu a {
    color: white;
    text-decoration: none;
    padding: 1rem;
}

.header-menu a:hover {
    color: #ff3f3f;
    text-shadow: #ff3f3f 1px 0 10px;
}

.header-logo {
    height: 3.5rem;
}

.main {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.hero-img {
    width: 500px;
}

.hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.hero-title {
    animation: titleAnimation 5s infinite alternate;
    font-size: 3rem;
}

@keyframes titleAnimation {
    0% {
        text-shadow: #fff 1px 0 30px;
    }
    90% {
        text-shadow: #fff 1px 0 1px;
    }
    94% {
        opacity: 1;
    }
    98% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}