body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

header {
    background-color: #fff;
    padding: 10px 20px;
    text-align: center;
    font-size: 24px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin: 5px auto;
}

header nav {
    display: flex;
    justify-content: normal;
    align-items: center;
}

header nav a {
    text-decoration: none;
    color: #000;
    margin-left: 20px;
    font-size: 18px;
}

.hero-section-1 {
    background-image: linear-gradient(to bottom, #337cf2, #fff);
    padding: 100px 20px;
    width: 100%;
}

.hero-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.hero-illustration {
    width: 40%;
    height: 500px;
    background-size: cover;
    background-position: center;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-illustration img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 30px;
}

.hero-text {
    width: 60%;
    padding: 20px;
}

.hero-text h1 {
    font-size: 48px;
    font-weight: bold;
    color: #000;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-text p {
    font-size: 18px;
    color: #000;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-section-2 {
    background-color: #337cf2;
    padding: 100px;
    text-align: center;
    width: 100%;
}
.hero-section-2 form {
    padding: 10px;
    font-size: 1rem;
    width: calc(100% - 110px);
}

.hero-section-2 input {
    padding: 10px;
    width: 15%;
    border: 1px solid #ccc;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.hero-section-2 button {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.hero-section-3 {
    width: 100%;
}

.hero-section-3 h2 {
    margin-top: 0;
    text-align: center;
}

.feature-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.feature-card {
    background-color: #fff;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    margin: 20px;
    width: 30%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.feature-card h3 {
    margin-top: 0;
    text-align: center;
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 10px;
}

.feature-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: center;
}

.feature-card li {
    margin-bottom: 10px;
    font-size: 16px;
    color: #666;
}

.feature-card li::before {
    content: "\2022";
    font-size: 16px;
    color: #337cf2;
    margin-right: 10px;
}

main {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    width: 100%;
    margin: 0 auto;
}

footer {
    background-color: #333;
    color: #fff;
    padding: 10px;
    text-align: center;
    clear: both;
}