#header {
    background-color: white;
    width: 100%;
    min-width: 300px;
    border-bottom: 5px solid #efefef;
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    -ms-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}

.header_content {
    position: relative;
}

#catnav .item.logo {
    display: none;
}

.header_content .logo_site {
    width: 250px;
}

.header_content .logo_site a {
    display: block;
}

.header_content .logo_site img {
    width: 100%;
    max-height: 150px;
}

.header_content #main_menu > .logo_site {
    text-align: center;
    margin: 15px auto;
}

#switcher_zen {
    background-color: rgba(0, 0, 0, 0);
    right: inherit !important;
    left: 0 !important;
    top: 30px !important;
    position: absolute;
    z-index: 10000;
}

#switcher_zen select {
    width: auto;
}

#switcher_zen form {
    margin: 0;
}