.gallery-isotop {
    padding: 0px 0 100px;
}

.filter-portfolio {
    margin-top: 50px;
}

gallery-main .col-lg-3, .gallery-main .col-md-6, .gallery-main .col-sm-12, .gallery-main .col-xs-12 {
    padding: 0px !important;
}

.gallery-isotop .isotopeFilters {
    margin-bottom: 50px;
}

.gallery-isotop .isotopeFilters ul li a {
    color: 
#000;
text-transform: lowercase;
padding: 10px 20px;
border: 1px solid
    #000;
    transition: .2s ease-in;
}