.filter {

}

.filter-header {  
    background: aquamarine;   
    padding: 7px;   
    font-weight: 500;  
    margin-bottom: 10px;
}

#kw_range_slider {
    margin-top: 10px;
    margin: 8px;
}

.form-group {
    padding: 0  8px;
}