#menu #menu_trigger
{
    display: none;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}
#menu
{
    position: fixed;
    list-style-type: none;
    z-index: 300;
    width: 100%;
    height: 5em;
    line-height: 5em;
    padding: 0;
    margin: 0;
    background: linear-gradient(white, rgba(0, 0, 0, 0));
    transition: all 0.5s ease-in-out;
    overflow: hidden;
}
#menu.scroll
{
    height: 2.5em;
    line-height: 2.5em;
    box-shadow: 1px 1px 1px rgba(0, 0, 0, 0.1);
    background-color: white;
}
#menu li
{
    display: inline-block;
}
#menu li:hover
{
    background: linear-gradient(#E8E8E8, rgba(0, 0, 0, 0));
}
#menu.scroll li:hover {
    background: none;
    background-color: #F0F0F0;
}
#logo
{
    height: 80%;
}
#logo img
{
    max-height: 100%;
}
li#logo:hover, #menu.scroll li#logo:hover
{
    background: none;
}
#menu a, #menu .link
{
    display: inline-block;
    height: 100%;
    padding: 0 1em;
    color: black;
    font-weight: bold;
    font-variant: small-caps;
    user-select: none;
    outline: none;
    -webkit-tap-highlight-color: transparent;
}
#menu a:hover, #menu .link:hover
{
    text-decoration: none;
}
#menu li.home a:before, #menu li.contact .link:before,
#menu li.filter .link:before, #menu li.article_link a:before
{
    background-repeat: no-repeat;
    background-position: center center;
    background-size: contain;
    display: inline-block;
    position: relative;
    left: calc(50% - 0.75em);
    top: -1em;
    width: 1.8em;
    height: 1.8em;
    margin-right: -1.5em;
    transition: all 0.5s ease-in-out;
    content: '';
}
#menu.scroll li.home a:before, #menu.scroll li.contact .link:before,
#menu.scroll li.filter .link:before, #menu.scroll li.article_link a:before
{
    width: 1.5em;
    height: 1.5em;
    left: 0;
    top: 0.5em;
    margin-right: 0;
}

#menu li.home a:before
{
    background-image: url('../pics/home.png');
}
#menu li.contact .link:before
{
    background-image: url('../pics/contact.png');
}
#menu li.filter .link:before
{
    background-image: url('../pics/find.png');
}
#menu li.article_link a:before
{
    background-image: url('../pics/content.png');
}

.footer_menu
{
    margin-top: -1em;
    font-size: 0.8em;
}
.footer_menu a
{
    margin: 1em;
    font-weight: normal;
}