* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: Arial, sans-serif;
        }
        body {
            background-color: #f5f5f5;
            color: #ffffff;
        }
        .header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 2rem;
            background-color: #fff;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }
        .logo {
            font-size: 1.5rem;
            font-weight: bold;
            color: #2c3e50;
            text-decoration: none;
        }
        .hamburger {
            font-size: 1.8rem;
            cursor: pointer;
            text-decoration: none;
            color: #2c3e50;
        }
        .main {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            height: 80vh;
            padding: 2rem;
            background-image: url(hero.jpg);
        }
        .main h1 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }
        .main p {
            font-size: 1.2rem;
            max-width: 600px;
            margin-bottom: 2rem;
            color: #555;
        }

        button {
            padding: 0.7rem;
            margin: 0.5rem 0;
            width: 300px;
            border-radius: 4px;
            border: 1px solid #ccc;
        }
        button {
            background-color: #ffffff;
            color: #000000;
            border: none;
            cursor: pointer;
        }
        button:hover {
            background-color: #1a242f;
        }

        a{
            text-decoration: none;
            color: black;
        }

        .footer{
            display: flex;
            justify-content: center;
            align-items: center;
            width: 100%;
            height: 100px;
            background-color: rgb(255, 255, 255);
            color: black;
            font-size: 12px;
        }

        ul{
            display: flex;
            flex-wrap: wrap;
            gap: 200px;
            align-items: center;
            justify-content: center;
        }

        ul li{
            text-decoration: none;
            list-style-type: none;
            color: rgb(0, 0, 0);            
            background-color: white;
            padding: 0.7rem;
            margin: 0.5rem 0;
            width: 300px;
            border-radius: 4px;
            border: 1px solid #ccc;
            font-family: Arial, sans-serif;
            font-size: 20px;
            cursor: pointer;
            border: none;
            margin-left: auto;
            margin-right: auto;
        }

        ul li:hover{
            background-color: #1a242f;
        }

        form {
            max-width: 500px;
            margin: 0 auto;
            background: rgb(255, 255, 255);
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 0 10px rgba(0,0,0,0.1);
            color: black;
        }

        .number-input {
            width: 300px;
            padding: 10px;
            margin: 10px 0;
            border: 2px solid #000000;
            border-radius: 4px;
        }

        .submit-btn {
            background-color: #ffffff;
            color: rgb(0, 0, 0);
            border: none;
            padding: 10px;
            cursor: pointer;
            width: 100%;
            border-radius: 4px;
            font-size: 16px;
        }

        .submit-btn:hover {
            background-color: #1a242f;
        }


        /* RESPONSIVE IMPROVEMENTS */

/* fleksibilne širine */
button {
    max-width: 100%;
}

.main {
    width: 100%;
}

/* MENU LIST */
ul {
    width: 100%;
    padding: 1rem;
}

/* TABLET */
@media (max-width: 900px) {
    .main h1 {
        font-size: 2rem;
    }

    .main p {
        font-size: 1rem;
        max-width: 90%;
    }

    button {
        width: 100%;
    }

    ul {
        gap: 20px;
    }
}

/* MOBILE */
@media (max-width: 600px) {
    .header {
        padding: 1rem;
    }

    .logo {
        font-size: 1.2rem;
    }

    .hamburger {
        font-size: 1.5rem;
    }

    .main {
        padding: 1.5rem 1rem;
        min-height: auto;
    }

    .main h1 {
        font-size: 1.7rem;
    }

    .main p {
        font-size: 0.95rem;
    }

    button {
        width: 100%;
        padding: 0.9rem;
    }

    ul {
        flex-direction: column;
        align-items: center;
    }

    .footer {
        height: auto;
        padding: 1rem;
        text-align: center;
    }
}