body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f9f9f9;
}
.container{
    min-height: 400px;
}
header {
    background-color: #1877F2;
    color: white;
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.login-a{
    color: #fff;
    text-decoration: none;
    line-height: 32px;
    margin-right: 10px;
    font-size: 20px;
    text-transform: capitalize;
}

header h1 {
    margin: 0;
    font-size: 1.5em;
}

nav {
    display: none;
    flex-direction: column;
    background-color: #1877F2;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.menu-toggle {
    cursor: pointer;
    font-size: 1.5em;
}

.show-menu {
    display: flex !important;
}

.info

.container {
    text-align: center;
    padding: 30px 20px;
}

input[type="text"] {
    width: 90%;
    max-width: 500px;
    padding: 10px;
    margin: 10px 0;
    font-size: 1em;
}

button {
    padding: 10px 20px;
    font-size: 1em;
    background-color: #1877F2;
    color: white;
    border: none;
    cursor: pointer;
    border-radius: 5px;
}

section.features {
    padding: 20px;
    text-align: center;
}

footer {
    background-color: #000;
    color: white;
    padding: 30px 20px;
}

@media(min-width: 600px) {
    footer {
    grid-template-columns: repeat(4, 1fr);
    }
}

footer h3 {
    margin-bottom: 10px;
}

footer ul {
    list-style: none;
    padding: 0;
}

footer ul li {
    margin: 5px 0;
}