#performanceJ{
    position: relative;
}
#performanceJ .titleJJ{
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 200%;
    font-size: 38px;
    margin-bottom: 10px;
}
#performanceJ .maboxJ{
    display: flex;
    flex-wrap: wrap;
}
#performanceJ .maboxJ .mimgbox{
    display: flex;
    width: calc(100%/6 - 32px);
    margin: 5px 5px;
    border: #edededd1 1px solid;
    padding: 10px;
}
@media screen and (max-width: 980px) {
    #performanceJ .maboxJ .mimgbox{
    width: calc(100%/4 - 32px);
}
}
@media screen and (max-width: 580px) {
    #performanceJ .maboxJ .mimgbox{
    width: calc(100%/3 - 32px);
}
}