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

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #f9f9f9;
    color: #333;
}

header {
    background-color: #4CAF50;
    color: white;
    padding: 20px;
    text-align: center;
}

header nav ul {
    list-style-type: none;
}

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

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

section {
    padding: 20px;
    margin: 20px 0;
}

section#about {
    background-color: #e7f4e7;
}

section#tips article, section#success-stories article {
    background-color: #ffffff;
    margin: 10px 0;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

section#reviews .review {
    background-color: #ffffff;
    margin: 10px 0;
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

section#contact {
    background-color: #f1f1f1;
}

footer {
    text-align: center;
    padding: 10px;
    background-color: #4CAF50;
    color: white;
}

h2 {
    margin-bottom: 15px;
}

h3 {
    margin-top: 10px;
}

a {
    color: #4CAF50;
}

a:hover {
    text-decoration: underline;
}