html, body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    color: #333;
    line-height: 1.6;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 30px;
    background-color: #0053ba;
    color: #fff;
}

.logo h1 {
    font-size: 24px;
}

.navbar a {
    color: #fff;
    margin: 0 15px;
    text-decoration: none;
}

.navbar a:hover {
    text-decoration: underline;
}

.hero {
    background: linear-gradient(to right, #0053ba, #0094ff);
    color: #fff;
    padding: 100px 30px;
    text-align: center;
}

.hero h2 {
    font-size: 2.5rem;
}

.hero p {
    margin: 20px 0;
}

.hero-btn {
    background-color: #ff5e5e;
    padding: 10px 20px;
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

.about, .services, .projects, .contact {
    padding: 50px 30px;
    text-align: center;
}

.service-cards {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.card {
    background-color: #e8f0fe;
    padding: 20px;
    border-radius: 8px;
    width: 250px;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.1);
}

.contact form {
    display: flex;
    flex-direction: column;
    max-width: 400px;
    margin: auto;
}

.contact input, .contact textarea {
    padding: 10px;
    margin: 10px 0;
    border-radius: 5px;
    border: 1px solid #ddd;
}

button {
    padding: 10px;
    background-color: #0053ba;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #0073e6;
}

.footer {
    text-align: center;
    padding: 20px;
    background-color: #333;
    color: #fff;
}

@media(max-width: 768px) {
    .service-cards {
        flex-direction: column;
        align-items: center;
    }
}

.overlay {
    display: none; /* Hidden by default */
    position: fixed;
    top: 50;
    left: 50;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.overlay-content {
    background: white;
    padding: 20px;
    border-radius: 5px;
    text-align: center;
}

.overlay button {
    margin-top: 10px;
}