.one_half_with_border, .one_third_with_border, .two_third_with_border, .three_fourth_with_border,
.one_fourth_with_border {
    margin-right: 4%;
    float: left;
    position: relative;
    margin-bottom: 37px;
}

.one_half_with_border {
    width: 45.9%;
}

.one_third_with_border {
    width: 27.9%;
}

.two_third_with_border {
    width: 63.9%;
}

.one_fourth_with_border {
    width: 18.9%;
}

.three_fourth_with_border {
    width: 72.9%;
}

.one_with_border img, .one_half_with_border img, .one_third_with_border img, .two_third_with_border img,
.three_fourth_with_border img, .one_fourth_with_border img {
    max-width: 100%;
    height: auto;
    max-height: 100%;
    width: auto;
}

.one_half_fixedheight_with_border {
    width: 45.9%;
    height: 250px;
    margin-right: 4%;
    float: left;
    position: relative;
    /* margin-bottom: 37px; */
}

@media screen and (max-width: 840px) {

    .one_half_with_border, .one_third_with_border, .two_third_with_border, .three_fourth_with_border,
    .one_fourth_with_border {
        width: 100%;
        text-align: center;
        border: 0;
        padding-left: 0;
        padding-right: 0;
        margin-left: 0;
        margin-right: 0;
    }

    .one_half_fixedheight_with_border {
        width: 100%;
        height: 250px;
        margin-right: 4%;
        float: left;
        position: relative;
        /* margin-bottom: 37px; */
    }
}