.partners_item_outer a {
    text-decoration: none;
    color: #000;
}

    .partners_item_outer a:hover, .partners_item_outer a:active, .partners_item_outer a:focus {
        text-decoration: none;
        color: #000;
    }

        .partners_item_outer a:hover .partner_name, .partners_item_outer a:active .partner_name, .partners_item_outer a:focus .partner_name {
            background-color: rgba(255, 255, 255, 1);
        }

.partners_item_inner {
    border: 1px solid #eee;
    width: 100%;
    height: 100%;
    display: flex;
    flex-flow: row nowrap;
    justify-content: center;
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
}

.partner_name {
    display: block;
    margin: auto 0 0 0;
    width: 100%;
    text-align: center;
    background-color: rgba(255, 255, 255, 0.8);
    padding: 15px 0;
    font-weight: bold;
    font-size: 16px;
    color: #000;
    text-decoration: none;
    transition: all .3s;
}

@media (min-width: 320px) {
    .partners_list {
        display: flex;
        flex-flow: row wrap;
        justify-content: space-between;
    }

    .partners_item_outer {
        display: block;
        width: 45%;
        height: 200px;
        padding: 0 0 0 0;
        margin-bottom: 30px;
    }
}

@media (min-width: 400px) {
}

@media (min-width: 640px) {
    .partners_list {
        display: flex;
        flex-flow: row wrap;
        justify-content: center;
    }

    .partners_item_outer {
        display: block;
        width: 30%;
        height: 250px;
        padding: 0 30px 0 0;
        margin-bottom: 30px;
    }
}

@media (min-width: 1024px) {
    .partners_list {
        display: flex;
        flex-flow: row wrap;
        justify-content: flex-start;
    }

    .partners_item_outer {
        display: block;
        width: 25%;
        height: 250px;
        padding: 0 30px 0 0;
        margin-bottom: 30px;
    }
}