.filter {
    padding-top: 50px;
    padding-bottom: 50px;
    overflow: hidden;
    height: 100%
}

.filter ul {
    margin-right: auto;
    margin-left: auto;
}

.filter ul .btn {
    background-color: #1e7e34;
    color: #fdfdfd;
    border: 0;
    border-radius: 3px;
    font-size: 14px;
    transition: all 0.2s ease-in;
    margin-bottom: 10px;
}

.filter ul .btn:hover { background-color: #fd7e02; }

.filter .col-lg-3 { margin-top: 20px; }

.filter .product-box {
    border: 1px solid #e9ecef;
    box-shadow: 0 15px 25px #ececec;
    border-top: 3px solid #fd7e02;
    height: 100%;
    width: 100%;
    margin-top: 20px;
}