body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #90A959;
}

header {
    background-color: #333;
    color: #FDF5ED;
    text-align: center;
    padding: 1em;
    background-image: url('slice.jpg');
    background-size: cover;
    background-position: center;
}

header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.144); /* Adjust opacity here */
    z-index: 0;
  }

  header h1 {
    position: relative;
    z-index: 1;
  }

nav {
    background-color: #386641;
    padding: 1em;
    text-align: right;
}

nav a {
    color: #FDF5ED;
    text-decoration: none;
    margin: 0 10px;
}

main {
    padding: 2em;
    text-align: center;
}

button{
    background-color: #FDF5ED;
    color: #386641;
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
  }

footer {
    background-color: #386641;
    color: #FDF5ED;
    text-align: center;
    padding: 1em;
}

@media (min-width: 768px) {
    nav {
        display: flex;
        justify-content: center;
  }

    main {
        max-width: 800px;
        margin: auto;
  }
}