.section-fourth {
    padding-top: 55px;
    padding-bottom: 13px;
    background-color: #FFFFFF;
    text-align: center;
}

.section-fourth h1 {
    margin: 0 0 55px 0;
    padding: 0;
    font-size: 28pt;
    font-weight: 400;
    color: #444444;
}

.section-fourth .partner-images {
    line-height: 75px;
}

.section-fourth .partner-images img {
    -webkit-filter: grayscale(100%);
    filter: grayscale(100%);
    transition: all 0.15s;
}

.section-fourth .partner-images img:hover {
    transition: all 0.15s;
    -webkit-filter: none;
    filter: none;
}

.section-fourth img {
    padding: 0 40px;
    max-width: 100%;
    max-height: 100%;
}