header {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 20vh;
    text-align: center;
}

header h1 {
    font-size: 5em;
    margin-bottom: -0.5em;
}

main {
    padding: 20px;
    text-align: center;
    font-size: 1.3em;
}

.button-container {
    margin-top:60px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.btn {
    background-color: #000;
    color: #00FF00;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 10px;
    border: 1px solid #00FF00;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 10px;
    transition: background-color 0.3s ease-in-out, transform 0.3s ease-in-out;
}

.btn-logo {
    width: 30px;
    height: 30px;
    margin-left: 10px;
}

.btn:hover {
    transform: translateY(-3px);
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
}

footer {
    margin-top: auto;
}
a {
    color: #00FF00;
}
     
a:hover {
    color: #65ff72;
}