.page_wrapper__header{
    width: 100%;
    background: white;
    z-index: 10;
    box-shadow: 0 2px 4px 0 rgba(206,206,206,0.50);
    height: 6.6vh;
    min-height: 52px;
    max-height: 52px;
}

.page_wrapper__header__navigation__logo{
    /*margin-top: 8px;*/
}

.page_wrapper__header li{
    list-style: none;
}

a:link, a:visited {
    text-decoration: none;
    color: black;
}

.mobile_navigation{
    display: none;
}

.item{
    color: #686868;
    display: inline-block;
    margin: 0 40px;
    font-family: "Avenir Next", avenirnext;
    font-size: 16px;
}

.item:hover{
    color: black;
}

.page_wrapper__header__navigation{
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 100%;
    margin-bottom: 0;
}

.subitem_wrap{
    display: none;
}

.with_sub:hover .subitem_wrap{
    display: block;
}

.subitem_wrap{
    display: none;
    position: absolute;
    background: white;
    margin-left: -60px;
    padding-left: 10px;
    padding-right: 10px;
    z-index: 10;
    box-shadow: 0 2px 4px 0 rgba(217,217,217,0.50);
}

.subitem{
    color: #686868;
    list-style: none;
    padding: 10px;
    border-bottom: 1px solid #686868;
    font-size: .9em;
}

.subitem:last-child{
    border: none;
}

.subitem:hover{
    color:black;
    cursor: pointer;
}


.logo{
    display: block;
    margin: 0;
    display: flex;
}
@media screen and (min-width: 320px) and (max-width: 900px) {

    html,body{
        font-family: "Avenir Next", avenirnext;
    }

    .page_wrapper__header__navigation {
        justify-content: flex-end;
    }

    .item{
        display: none;
    }

    .logo{
        display: block;
        margin: 0;
        display: flex;
    }


    /******button animation*********/
    #toggle_button {
        display: block;
        width: 32px;
        height: 32px;
        border: none;
        position: absolute;
        top: 7px;
        left: 15px;
    }

    #toggle_button:hover {
        cursor: pointer;
    }

    .burger_menu {
        display: none;
    }

    #toggle_button {
        display: inline-block;
        width: 32px;
        height: 32px;
        position: absolute;
        -webkit-transform: rotate(0deg);
        -moz-transform: rotate(0deg);
        -o-transform: rotate(0deg);
        transform: rotate(0deg);
        -webkit-transition: .5s ease-in-out;
        -moz-transition: .5s ease-in-out;
        -o-transition: .5s ease-in-out;
        transition: .5s ease-in-out;
        cursor: pointer;
        z-index: 11;
    }

    #toggle_button span {
        display: block;
        position: absolute;
        height: 2px;
        width: 100%;
        background: black;
        border-radius: 9px;
        opacity: 1;
        left: 0;
        -webkit-transform: rotate(0deg);
        -moz-transform: rotate(0deg);
        -o-transform: rotate(0deg);
        transform: rotate(0deg);
        -webkit-transition: .25s ease-in-out;
        -moz-transition: .25s ease-in-out;
        -o-transition: .25s ease-in-out;
        transition: .25s ease-in-out;
    }

    #toggle_button span:nth-child(1) {
        top: 10px;
    }

    #toggle_button span:nth-child(2) {
        top: 18px;
    }

    #toggle_button span:nth-child(3) {
        top: 26px;
    }

    #toggle_button.open span:nth-child(1) {
        top: 18px;
        -webkit-transform: rotate(135deg);
        -moz-transform: rotate(135deg);
        -o-transform: rotate(135deg);
        transform: rotate(135deg);
    }

    #toggle_button.open span:nth-child(2) {
        opacity: 0;
        left: -60px;
    }

    #toggle_button.open span:nth-child(3) {
        top: 18px;
        -webkit-transform: rotate(-135deg);
        -moz-transform: rotate(-135deg);
        -o-transform: rotate(-135deg);
        transform: rotate(-135deg);
    }

    /********************************************/

    .mobile_navigation {
        display: block;
        height: 92vh;
        width: 234px;
        position: absolute;
        background: white;
        left: -250px;
        padding: 63px 0 0 15px;
        z-index: 10;
        transition: -webkit-transform 1s;
        -o-transition: left 1s;
        transition: left 1s;
        transition: left 1s, -webkit-transform 1s;
    }

    .opened_navigation{
        -webkit-transform: translateX(250px);
        -ms-transform: translateX(250px);
        transform: translateX(250px);
        -webkit-transition: -webkit-transform 1s;
        transition: -webkit-transform 1s;
        -o-transition: transform 1s;
        transition: transform 1s;
        transition: transform 1s, -webkit-transform 1s;
    }

    .mobile_navigation ul {
        display: flex;
        flex-direction: column;
    }

    .mob_items {
        list-style: none;
        margin-bottom: 20px;
        font-size: 16px;
    }

    .mob_items:hover {
        cursor: pointer;
    }

    .mob_subitem_wrap {
        display: flex;
        flex-direction: column;
        padding: 0px 0 0px 15px;
    }

    .mob_subitem_wrap a{
        padding-bottom: 15px;
    }

    .mob_subitem_wrap a:first-child{
        margin-top: 15px;
    }

    .mob_subitem_wrap a:last-child{
        padding-bottom: 0;
        margin-bottom: 15px;
    }

    .mob_subitem {
        list-style: none;
        font-size: 16px;
        padding-left: 15px;
        color: #686868;
    }

    .mob_subitem_current{
        display: block;
    }

    .arrow-down {
        background: transparent;
        position: relative;
        width: 232px;
    }

    .arrow-down.active {
        background: transparent;
    }

    .arrow-down:before, .arrow-down:after {
        content: "";
        display: block;
        width: 10px;
        height: 1px;
        background: black;
        position: absolute;
        top: 11px;
        transition: transform .5s;
    }

    .arrow-down:before {
        right: 135px;
        border-top-left-radius: 10px;
        border-bottom-left-radius: 10px;
        transform: rotate(45deg);
    }

    .arrow-down:after {
        right: 128px;
        transform: rotate(-45deg);
    }

    .arrow-down.active:before {
        transform: rotate(-45deg);
    }

    .arrow-down.active:after {
        transform: rotate(45deg);
    }

    .album_page{
        margin-bottom: 0;
    }

    .current_category{
        display: none;
    }

    .current_active{
        display: block;
        margin: 10px 0;
    }

}