body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    font-family: Arial, sans-serif;
    background-color: transparent;
    padding: 20px;
}

.container {
    display: flex;
    flex-direction: column;
    max-width: 300px;
    margin: 0 auto;
    padding: 20px;
}

.container-menu {
    display: flex;
    justify-content: center;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: stretch;
    margin: 0 0;
    padding: 4px 0px;
}

h1 {
    flex: 1;
    text-align: center;
    margin-bottom: 20px;
}

h2 {
    flex: 1;
    text-align: center;
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 10px;
}

input[type="text"],
input[type="password"] {
    flex: 1;
    width: 100%;
    padding: 10px 20px;
    border: 1px solid #ccc;
    margin-bottom: 10px;
}

button {
    flex: 0 0 auto;
    width: 100%;
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
}

a {
    flex: 0 0 auto;
    color: #4CAF50;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

nav {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
    padding: 0px 0;
}

nav ul {
    display: flex;
    flex-wrap: nowrap;
    list-style: none;
}

nav ul li {
    flex: 1;
    flex-wrap: nowrap;
    text-wrap: nowrap;
    text-align: center;
    padding: 10px;
}

nav ul li a {
    text-decoration: none;
    color: black;
}

nav ul li a:hover {
    flex-wrap: nowrap;
    color: #4CAF50;
}

.active {
    flex-wrap: nowrap;
    color: #4CAF50;
}