div#header {
    text-align: center;
}
div#video {
    text-align: center;
    position: relative;
    display: table;
    margin: auto;
}
div#video video {
    width: 100%;
    background-color:rgb(109, 172, 102);
}
div#video #close {
    position: absolute;
    right: 5px;
    bottom: 10px;
    cursor: pointer;
    display: none;
}
div#image {
    text-align: center;
    display: none;
}
div#language_bar ul {
    display: table;
    margin: auto;
    margin-top: 20px;
}
div#language_bar ul li {
    display: inline-block;
    padding: 10px;
}
div#language_bar ul li a {
    padding: 0px 10px;
    text-decoration: none;
    color: darkgray;
}
div#language_bar ul li a:hover {
    color: #E26F1F;
}
div#language_bar ul li a span {
    margin-left: 2px;
}
@media screen and (max-width: 680px) {
    div#video video {
        width: 512px;
        height: 288px;
    }
    div#image img {
        width: 512px;
        height: 288px;
    }
    div#language_bar ul li {
        padding: 3px;
    }
    div#language_bar ul li a {
        padding: 10px 10px;
    }
}
@media screen and (max-width: 540px) {
    div#video video {
        width: 320px;
        height: 320px;
    }
    div#image img {
        width: 320px;
        height: 320px;
    }
    div#language_bar ul li a {
        padding: 0;
    }
    div#language_bar ul li {
        display: block;
        padding: 7px 10px;
    }
}
@media screen and (max-width: 420px) {
    div#video video {
        width: 280px;
        height: 280px; 
    }
    div#image img {
        width: 280px;
        height: 280px;            
    }
    div#language_bar ul li {
        padding: 7px 10px;
        display: block;
    }    
}
@media screen and (max-width: 320px) {
    div#video video {  
        background-color:rgb(109, 172, 102);
        width: 200px;
        height: 200px;
    }
    div#language_bar ul {
        margin-top: 0;
    }
    div#language_bar ul li {
        display: block;
        padding: 5px;
    }
    div#image img {   
        width: 200px;
        height: 200px;
    }
}