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

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background: #f4f4f4;
}

header {
    background: #1a3d72;
    color: #fff;
    text-align: center;
    padding: 1.5rem 0;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

header nav ul {
    list-style: none;
    padding: 0;
}

header nav ul li {
    display: inline;
    margin: 0 10px;
}

header nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

main section {
    padding: 2rem 0;
    text-align: center;
    background: #fff;
    margin-bottom: 1rem;
}

main h2 {
    margin-bottom: 1rem;
    font-size: 2rem;
    color: #1a3d72;
}

.features-grid {
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

.feature {
    flex: 1;
    background: #f9f9f9;
    border: 1px solid #ddd;
    padding: 1rem;
    text-align: center;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.feature img {
    width: 100%;
    height: auto;
    margin-bottom: 1rem;
}

.tips-list {
    list-style: none;
    padding: 0;
    text-align: left;
    max-width: 600px;
    margin: 0 auto;
}

.tips-list li {
    background: #f9f9f9;
    padding: 10px;
    margin: 5px 0;
    border-left: 5px solid #1a3d72;
}

footer {
    text-align: center;
    padding: 1rem;
    background: #1a3d72;
    color: #fff;
}

.feature img {
    width: 100%; /* Ensures the image spans the container's width */
    height: 200px; /* Fixed height for consistency */
    object-fit: contain; /* Ensures the entire image is visible without cropping */
    background-color: #f4f4f4; /* Adds a background color for any blank space */
    border-radius: 10px; /* Optional: Adds rounded corners */
    border: 1px solid #ddd; /* Optional: Adds a border for aesthetic appeal */
}