style,
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f9f9;
    color: #333;
}
header {
    background-color: #01426a;
    color: white;
    padding: 20px;
    text-align: center;

}
nav {
    background-color: #017bb5;
    padding: 10px;
    text-align: center;
    position: fixed;
    z-index:100;
    width: 100%;
    top: 0;
}
nav a {
    color: white;
    margin: 0 15px;
    text-decoration: none;
    font-weight: bold;

}

.dropdown {
    position: relative;
    display: inline-block;
}
.dropdown-content {
    display: none;
    position: absolute;
    background-color: #017bb5;
    min-width: 200px;
    box-shadow: 0px 8px 16px rgba(0, 0, 0, 0.2);
    z-index: 1;
}
.dropdown-content a {
    color: white;
    padding: 10px 15px;
    text-decoration: none;
    display: block;
    text-align: left;
}
.dropdown-content a:hover {
    background-color: #f1f1f1;
}
.dropdown:hover .dropdown-content {
    display: block;
}
.banner {
    background: url('figure/homepage/banner.jpg') no-repeat center center/cover;
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    text-shadow: 2px 2px 4px #000;
    font-size: 24px;
    font-weight: bold;
}
.features {
    display: flex;
    justify-content: space-around;
    padding: 20px;
}
.features div {
    width: 30%;
    background-color: #e0f7fa;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}
footer {
    background-color: #01426a;
    color: white;
    text-align: center;
    padding: 10px;
    margin-top: 20px;
}
/style