body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: Arial, sans-serif;
    box-sizing: border-box;
    background-color: #4a4a4a; /* Gray background color */
    color: white;
}

.navbar {
    width: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    padding: 10px 0;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo h2 {
    color: white;
    margin: 0;
}

.nav-links a {
    color: white;
    margin-left: 20px;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #00bfff;
}

.background {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 0;
    overflow: hidden;
}

.shape, .line {
    position: absolute;
    background-color: rgba(255, 255, 255, 0.1);
    animation: moveShapes 8s ease-in-out infinite;
}

.shape {
    width: 150px;
    height: 150px;
    border-radius: 50%;
}

.shape-1 {
    top: 10%;
    left: 15%;
    animation-duration: 12s;
}

.shape-2 {
    top: 50%;
    left: 75%;
    animation-duration: 10s;
}

.shape-3 {
    top: 70%;
    left: 30%;
    animation-duration: 14s;
}

.shape-4 {
    top: 30%;
    left: 50%;
    animation-duration: 16s;
}

.line {
    width: 2px;
    height: 200px;
    background-color: rgba(255, 255, 255, 0.2);
    animation: moveLines 10s linear infinite;
}

.line-1 {
    top: 20%;
    left: 25%;
    animation-duration: 10s;
}

.line-2 {
    top: 60%;
    left: 50%;
    animation-duration: 12s;
}

@keyframes moveShapes {
    0% {
        transform: translateY(0) translateX(0) rotate(0);
    }
    50% {
        transform: translateY(-150px) translateX(150px) rotate(180deg);
    }
    100% {
        transform: translateY(0) translateX(0) rotate(360deg);
    }
}

@keyframes moveLines {
    0% {
        transform: translateY(0) translateX(0);
    }
    50% {
        transform: translateY(-150px) translateX(150px);
    }
    100% {
        transform: translateY(0) translateX(0);
    }
}

.content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-top: 100px;
    z-index: 1;
    position: relative;
}

.program-image {
    max-width: 300px;
    margin-bottom: 20px;
    z-index: 1;
}

.buttons {
    display: flex;
    gap: 20px;
    z-index: 1;
}

.download-btn {
    padding: 15px 30px;
    font-size: 18px;
    color: white;
    background-color: #007bff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    text-decoration: none;
}

.download-btn:hover {
    background-color: #0056b3;
}

footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    text-align: center;
    padding: 10px 0;
    z-index: 1000;
}