body {
    background-image: url('pozadi/pozadi-moje.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: aliceblue;
}

.zpet {
    text-decoration: none;
    color: orangered;
    background-color: aliceblue;
    padding: 10px;
    display: inline-block;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}


.nadpis {
    text-align: center;
    color: orangered;
    margin: 20px 0;
}

.container {
    text-align: center;
    margin: 1%;
    padding: 20px;
    box-sizing: border-box;
}

.center-image {
    display: inline-block;
    max-width: 100%;
    height: auto;
    background-color: orangered;
    border: 5px solid orangered;
    padding: 2px;
    margin: 10px;
    box-sizing: border-box;
}

.paticka {
    background-color: orangered;
    color: aliceblue;
    padding: 10px;
    text-align: center;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
}


@media (max-width: 768px) {
    .zpet {
        padding: 8px;
    }

    .nadpis {
        margin: 15px 0;
    }

    .container {
        padding: 15px;
    }

    .center-image {
        margin: 8px;
        border: 4px solid orangered;
    }

    .paticka {
        padding: 8px;
    }
}

@media (max-width: 480px) {
    .zpet {
        padding: 6px;
    }

    .nadpis {
        margin: 10px 0;
    }

    .container {
        padding: 10px;
    }

    .center-image {
        margin: 6px;
        border: 3px solid orangered;
    }

    .paticka {
        padding: 6px;
    }
}