style.css

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #222; /* Dark theme background */
    color: #fff; /* Light text color */
}

.container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: 30px;
}

.header {
    padding-bottom: 20px;
}

h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

#countdown {
    font-size: 1.8em;
    font-weight: bold;
}

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

.love-animation-container {
    position: relative;
    margin-bottom: 20px;
}

.love {
    font-size: 3em;
    color: #e74c3c; /* Red color for "Love" */
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-shadow: 0 0 5px rgba(255, 0, 0, 0.5); /* Text shadow effect */
}

.hearts {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    overflow: hidden;
}

.heart {
    width: 50%;
    height: 100%;
    position: absolute;
    border-radius: 50%;
    background-color: #e74c3c; /* Red color for hearts */
    animation: heartbeat 1.5s infinite alternate ease-in-out;
}

.heart-1 {
    left: 0;
    animation-delay: 0.2s;
}

.heart-2 {
    right: 0;
    animation-delay: 0.4s;
}

@keyframes heartbeat {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

/* Media queries for mobile responsiveness */

@media only screen and (max-width: 768px) {
    .container {
        padding: 20px;
    }

    h1 {
        font-size: 2em;
    }
    
}