.pp-logo-grid {
    position: relative;
    .pp-grid-item {
        display: flex;
        flex-wrap: wrap;
        align-items: flex-start;
        @include transition();
        width: 100%;
    }
    .pp-grid-item-wrap {
        display: flex;
        float: left;
        flex-wrap: wrap;
        text-align: center;
        transition: background 0.2s cubic-bezier(0.645, 0.045, 0.355, 1);
    }
    .pp-logo-grid-title {
        margin-bottom: 0;
        a {
            color: inherit;
        }
    }
    &.grayscale-normal {
        img {
            -webkit-filter: grayscale(100%);
            filter: grayscale(100%);
        }
        .pp-grid-item:hover {
            img {
                -webkit-filter: none;
                filter: none;
            }
        }
    }
    &.grayscale-hover {
        .pp-grid-item:hover {
            img {
                -webkit-filter: grayscale(100%);
                filter: grayscale(100%);
            }
        }
    }
}