body {
    background-color: #111111;
    color: #00ff66;
    font-family: Arial, sans-serif;
    margin: 0;
}

header {
    text-align: center;
    padding: 20px;
    border-bottom: 2px solid #00ff66;
}

nav {
    text-align: center;
    padding: 15px;
}

nav a {
    color: #00ff66;
    text-decoration: none;
    margin: 0 15px;
    font-weight: bold;
}

nav a:hover {
    color: white;
}

main {
    max-width: 1000px;
    margin: auto;
    padding: 20px;
}

.card {
    border: 1px solid #00ff66;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 10px;
}
.logo {
    width: 300px;
    height: auto;
    display: block;
    margin: 0 auto 15px auto;
}
.card a {
    color: #00ff66;
    text-decoration: none;
}

.card a:hover {
    color: white;
}

.topbar {
display: flex;
justify-content: space-between;
align-items: center;
padding: 15px 25px;
border-bottom: 2px solid #00ff66;
}

.brand {
display: flex;
align-items: center;
gap: 12px;
}

.logo-small {
width: 60px;
height: auto;
}

.brand-name {
font-size: 1.4rem;
font-weight: bold;
}

.hero {
text-align: center;
}

.hero h1 {
font-size: 2.5rem;
margin-bottom: 15px;
}

.hero p {
max-width: 700px;
margin: 10px auto;
line-height: 1.6;
}

.button {
display: inline-block;
margin-top: 20px;
padding: 12px 24px;
border: 1px solid #00ff66;
border-radius: 8px;
color: #00ff66;
text-decoration: none;
font-weight: bold;
}

.button:hover {
background-color: #00ff66;
color: #111111;
}

ul {
line-height: 1.8;
}

@media (max-width: 768px) {

```
.topbar {
    flex-direction: column;
    gap: 15px;
}

nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.hero h1 {
    font-size: 2rem;
}
```

}

.brand-name {
    font-size: 1.5rem;
    font-weight: bold;
    color: #00ff66;
    text-decoration: none;
}

.brand-name:visited {
    color: #00ff66;
}

.brand-name:hover {
    color: white;
}