body {
    text-align: center;
    background-color: rgb(253, 253, 218);
    font-family: 'Quicksand', sans-serif;
}

h1 {
    font-size: 3vw;
    /* Das Auto. */
}

div#logo-rack {
    background-color: #b3ffb3;
    opacity: 0.5;
    width: 60%;
}

img#logo {
    width: 60%;
}

img.kostki {
    margin: auto;
    max-width: 50%;
}

img.wyrazenie {
    margin: auto;
    max-width: 76%;
}

img.wyrazenie-duze {
    margin: auto;
    max-width: 90%;
}

div.flex-na-kostki {
    display: flex;
    border: 2px solid black;
}

div.flex-na-fleksy-na-kostki {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

div.rozowy {
    background-color: #fcacda;
}

div.flex-na-kostki-we-fleksie-na-fleksy-na-kostki {
    display: flex;
    border: 2px solid black;
}

img.kostka {
    margin: auto;
    max-width: 10%;
}

div.flex-na-kostki-we-fleksie-na-fleksy-na-kostki img.kostka {
    margin: auto;
    max-width: 10%;
}

div.panel-glowny {
    text-align: center;
    width: 60%;
    line-height: 4vh;
    height: 12vh;
    font-size: 1.5vw;
    border: 2px solid seagreen;
    background-color: #bff0ff;
}

div.panel {
    text-align: center;
    opacity: 0.5;
    width: 60%;
    line-height: 4vh;
    height: 4vh;
    font-size: 1.5vw;
    border: 2px solid seagreen;
    background-color: #b3ffb3;
}

div.panel>a,
div.panel-glowny>a
{
    text-decoration: none;
    color: seagreen;
    opacity: 1;
}

div.stopka {
    padding: 0.5% 5% 0.5% 5%;
    background-color: #33ccff;
}

@media only screen and (max-width: 900px) {
    div.stopka {
        margin-top: 2vh;
        padding: 0 5% 0 5%;
        font-size: 4vw;
    }

    div.panel {
        height: 8vh;
        line-height: 8vh;
        font-size: 6vw;
    }

    div.panel-glowny {
        height: 18vh;
        line-height: 6vh;
        font-size: 5vw;
        margin: auto;
    }

    div#logo-rack,
    div.panel {
        margin: auto;
    }

    h1 {
        font-size: 1.5rem;
    }
}

@media only screen and (min-width: 900px) {
    img.kostki {
        width: 20%;
    }

    nav {
        box-sizing: border-box;
        position: absolute;
        left: 9%;
        float: left;
        width: 30%;
    }

    div.reszta-strony {
        margin-left: 30%;
        width: 70%;
    }

    section h2,
    section p {
        text-align: left;
    }

    img.wyrazenie {
        max-width: 40%;
    }

    img.wyrazenie-duze {
        max-width: 80%;
    }

    div.flex-na-kostki-we-fleksie-na-fleksy-na-kostki {
        width: 45%;
    }
}

header.tytul {
    margin: auto;
    text-align: center;
    width: 80%;
    padding: 2%;
}

section {
    padding: 2%;
    margin: auto;
    width: 80%;
    color: black;
    background-color: #f7fff7;
}

i {
    font-family: 'Times New Roman', Times, serif;
}

ul {
    text-align: left;
    /*list-style-image: url("kostka-mala.png");*/
}

.zielony {
    color: rgb(0, 49, 21);
}