@media (max-width:767px){

.filter-sidebar{
    position:fixed;
    left:-320px;
    top:0;
    width:300px;
    height:100%;
    background:#fff;
    overflow:auto;
    z-index:9999;
    transition:.3s;
    box-shadow:0 0 15px rgba(0,0,0,.3);
    padding:15px;
}

.filter-sidebar.active{
    left:0;
}

#filter-overlay{
    position:fixed;
    left:0;
    top:0;
    width:100%;
    height:100%;
    background:rgba(0,0,0,.4);
    display:none;
    z-index:9998;
}

#filter-overlay.active{
    display:block;
}

body.filter-open{
    overflow:hidden;
}

#mobile-filter-btn{
    margin-bottom:15px;
}

}

.filter-header{
    display:flex;
    justify-content:space-between;
    font-size:18px;
    font-weight:bold;
    margin-bottom:15px;
}

#close-filter{
    cursor:pointer;
}

@media (max-width: 767px) {

#mobile-filter-btn {
    position: fixed;
    right: 15px;
    bottom: 20px;
    z-index: 9997;
    padding: 12px 20px;
    border-radius: 50px;
    font-size: 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,.3);
}

}