ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    background-color: #0068ff;
}

    ul li {
        float: left;
    }

        ul li a {
            display: block;
            color: white;
            text-align: center;
            padding: 14px 16px;
            text-decoration: none;
        }

            ul li a:hover {
                background-color: #111111;
            }

header {
    background-color: #f1f1f1;
    text-align: center;
    padding: 10px;
}

div.flex-container {
    display: flex;
    /* Show the flex items horizontally */
    flex-direction: row;
}

    div.flex-container > div {
        margin: 10px;
        border: solid black 1pt;
        border-radius: 10px;
        padding: 10px;
        flex: 1;
    }

        div.flex-container > div.aside {
            margin: 10px;
            border: solid black 1pt;
            border-radius: 10px;
            padding: 10px;
            flex: 0.1;
        }

div.ajafunktsioonid {
    display: flex;
    flex-direction: row;
}

    div.ajafunktsioonid > div {
        margin: 10px;
        border: solid black 1pt;
        border-radius: 10px;
        padding: 10px;
        flex: 1;
    }

/* Use media query and show the flex items vertically if screen width is less than 600px */
@media screen and (max-width:600px) {
    div.flex-container {
        flex-direction: column;
    }
}

footer {
    background-color: #f1f1f1;
    text-align: center;
    padding: 8px;
}

div#correct {
    color: #00ff00;
}

div#incorrect {
    color: #ff0000;
}

.menu, .menu ul {
    line-height: 1;
    margin: 0;
    padding: 0;
    list-style-type: none;
}

.menu {
    display: block;
    position: relative;
    height: 47px;
    width: 100%;
    background: #276ff5;
    top: 10px;
}

    .menu ul > li {
        display: block;
        position: relative;
        float: left;
    }

    .menu li > a {
        display: block;
        padding: 16px;
        width: 130px;
        text-align: center;
        font-size: 15px;
        font-weight: 300;
        transition: all 0.5s ease;
        color: #add8e6
    }

    .menu li:hover > a {
        background: #154194;
        color: #ffffff;
    }

.dropdown {
    /*  display: none;*/
    display: block;
    position: absolute;
    background: #0F2D66;
    opacity: 0;
    transition: all 0.3s ease;
}

.menu li:hover > ul {
    top: 47px;
    left: 0;
    opacity: 1;
}

div.Gallery_Container {
    display: flex;
    /* Show the flex items horizontally */
    flex-direction: row;
    width: 250px;

}

div.Gallery_Container > div {
    margin: 10px;
    border: solid #0F2D66 1pt;
    border-radius: 10px;
    padding: 10px;
    flex: 1;

}