style.css

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body, html {
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: Arial, sans-serif;
    background-color: #111;
}

.container {
    position: relative;
    width: 100%;
    height: 100%;
}

.background-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.welcome-text {
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    font-size: 4em;
    color: #FF6347; /* Fiery Red */
    text-shadow: 0 0 5px #FF6347, 0 0 10px #FF6347, 0 0 15px #FF6347, 0 0 20px #FF4500, 0 0 25px #FF4500, 0 0 30px #FF4500;
    animation: fiery-flicker 1.5s infinite alternate;
}

@keyframes fiery-flicker {
    0% {
        text-shadow: 0 0 5px #FF6347, 0 0 10px #FF6347, 0 0 15px #FF6347, 0 0 20px #FF4500, 0 0 25px #FF4500, 0 0 30px #FF4500;
    }
    50% {
        text-shadow: 0 0 10px #FF6347, 0 0 20px #FF6347, 0 0 30px #FF6347, 0 0 40px #FF4500, 0 0 50px #FF4500, 0 0 60px #FF4500;
    }
    100% {
        text-shadow: 0 0 5px #FF6347, 0 0 10px #FF6347, 0 0 15px #FF6347, 0 0 20px #FF4500, 0 0 25px #FF4500, 0 0 30px #FF4500;
    }
}

.open-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 20px 40px;
    font-size: 1.8em;
    background-color: rgba(255, 69, 0, 0.7); /* Fiery Background */
    border: none;
    color: white;
    border-radius: 30px;
    box-shadow: 0 0 15px rgba(255, 69, 0, 0.9), 0 0 25px rgba(255, 69, 0, 0.9), 0 0 35px rgba(255, 69, 0, 0.9);
    cursor: pointer;
    animation: fire-glow 1.5s infinite alternate;
}

.open-button:hover {
    background-color: rgba(255, 69, 0, 0.9);
}

@keyframes fire-glow {
    0% {
        box-shadow: 0 0 10px rgba(255, 69, 0, 0.7), 0 0 20px rgba(255, 69, 0, 0.7), 0 0 30px rgba(255, 69, 0, 0.7);
    }
    50% {
        box-shadow: 0 0 20px rgba(255, 69, 0, 0.9), 0 0 40px rgba(255, 69, 0, 0.9), 0 0 50px rgba(255, 69, 0, 0.9);
    }
    100% {
        box-shadow: 0 0 10px rgba(255, 69, 0, 0.7), 0 0 20px rgba(255, 69, 0, 0.7), 0 0 30px rgba(255, 69, 0, 0.7);
    }
}