body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-image: url(slike/teh7.jpg);
    background-color: #cccccc;
    background-position: center;
    background-repeat: repeat;
    background-size: 100%;


}

header {
    background: #040F16;
    padding: 1rem;
    text-align: center;
    border-bottom: 4px solid #ffffff;
}

header h1 {
    margin: 0;
    font-size: 2.5rem;
    color: #ffffff;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
}

section {
    background: rgba(4, 15, 22, 0.7);
    margin: 1rem auto;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.10);
    max-width: 800px;
}

section h2 {
    color: #005E7C;
    border-bottom: 2px solid #ffffff;
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
}

section h3 {
    color: #005E7C;
    margin-top: 1rem;
    border-bottom: 1px solid #ffffff;
}

p {
    color: #ffffff;
    line-height: 1.6;
}

b {
    color: #005E7C;
}

i {
    color: #ffffff;
}

footer {
    background: #040F16;
    padding: 1rem;
    text-align: center;
    color: #ffffff;
    border-top: 4px solid #ffffff;
    margin-top: 1rem;
}

@media (max-width: 1200px) {
    section {
        padding: 1rem;
    }

    header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 900px) {
    section {
        max-width: 95%;
    }

    header h1 {
        font-size: 1.75rem;
    }

    button {
        padding: 0.5rem 1rem;
    }
}

@media (max-width: 600px) {
    body {
        background: linear-gradient(135deg, #001242, #005E7C);
    }

    header {
        padding: 0.5rem;
    }

    header h1 {
        font-size: 1.5rem;
    }

    section {
        margin: 0.5rem;
        padding: 1rem;
    }

    button {
        padding: 0.5rem;
        font-size: 0.9rem;
    }

    footer {
        padding: 0.5rem;
        font-size: 0.9rem;
    }
}