body {
    background-color: white;
    font-family: 'Open Sans', 'Arial', 'Helvetica', 'sans-serif';
    font-size: medium;
}

.obsah {
    background-color: white;
    color: black;
    padding: 0px 0px 50px 0px;
    /*max-width: 970px;*/
}
    /* unvisited link */
    .obsah a:link {
        color: mediumorchid;
        text-decoration: none;
    }

    /* visited link */
    .obsah a:visited {
        color: mediumorchid;
        text-decoration: none;
    }

    /* mouse over link */
    .obsah a:hover {
        color: magenta;
        text-decoration: underline;
    }

ul.nav a:hover {
    color: magenta !important;
    text-decoration: underline;
}

ul.nav-tabs a:hover {
    background: none !important;
    text-decoration: underline;
}

ul.nav-tabs {
    font-size: medium !important;
}

p {
    text-align: justify;
}

.gallery a:link {
    color: white;
    text-decoration: none;
}

.gallery a:visited {
    color: white;
    text-decoration: none;
}

.gallery a:hover {
    color: white;
    text-decoration: none;
}

.gallery a:active {
    color: white;
    text-decoration: none;
}

footer {
    background-color: thistle;
    color: #323232;
    padding: 50px;
}

.image {
    width: 100px;
    height: 100px;
}

.overlay {
    width: 100%;
    height: 100%;
    display: none;
    position: absolute;
    top: 0px;
    left: 0px;
}

    .overlay div {
        position: relative;
        display: inline-block;
        top: 100%;
        margin: -50% 5px 0 0;
    }

ul.special {
    list-style: none;
    width: 100%;
}

    ul.special li {
        position: relative;
        display: inline-block;
        width: 245px;
        height: 245px;
    }

li:hover .overlay {
    display: block;
    background-color: black;
    opacity: 0.7;
}

.over {
    background-color: white;
    color: black;
    font-size: xx-large;
    font-weight: bold;
    vertical-align: middle;
    width: 245px;
    height: 100px;
}

.dotaznik {
    border: dotted;
    border-color: thistle;
    border-width: 2px;
    padding: 10px;
}

.nadpis {
    border: none;
    padding: 10px;
    text-align: center;
    font-weight: bolder;
}

.tile {
    min-height: 70px;
    min-width: 200px;
    padding: 8px;
    border-radius: 6px;
    text-align: center;
    font-size: x-large;
    color: white;
}