body
{
    background-image: url('./bg.jpg');
        min-width: 15em;
        font-size:110%;
}
a, a:link, a:visited
{
    text-decoration: none;
    color: #000000;
}
a:hover, a:focus, a:active
{
    color:#5f5f5f;
}

#nav{
    /* position:fixed; */
    font-size: 0.91em;
    float: left; width: 15em;
    margin: 0 0 1em 1em; padding: 0;
    }

#main{
    margin-left: 16em;
}
ul{
    list-style-type:none;
    font-size:110%;
}
li{
    text-indent: -1em;
    font-size:90%;
}

.hidden{
    display:none;
}

.activ{
    font-weight:bold;
}
li .activ{

}
.visible{
    font-weight: normal;
}

img {
        width: 500px;
         }