body {
    background-color: #eef6ff;
    color: #333;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

h1, h2, h3 {
    color: #2b547e;
}

a {
    color: #1b9df0;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #0a7ac9;
}

button {
    background-color: #2b547e;
    color: #fff;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #24476e;
}

nav {
    display: flex;
    justify-content: space-around;
    padding: 1em;
    background-color: #1b9df0;
}

footer {
    text-align: center;
    padding: 1em;
    background-color: #2b547e;
    color: #fff;
}

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

input[type="text"],
input[type="email"],
input[type="password"] {
    width: 100%;
    padding: 10px;
    margin: 8px 0;
    border: 1px solid #ddd;
    border-radius: 4px;
}

form {
    max-width: 600px;
    margin: 20px auto;
}