.containerw3 {
  display: flex;
  overflow: hidden;
  flex-wrap: wrap;
  /*margin: -2.5px;*/
}

.containerw3:after {
  content: '';
  flex-grow: 999999999;
  min-width: 250px;
  width: 0;
}

.containerw3 > * {
  position: relative;
  display: block;
  height: 250px;
  margin: 5px;
  flex-grow: 1;
}

.containerw3 > * > img {
  height: 250px;
  object-fit: cover;
  max-width: 100%;
  min-width: 100%;
  vertical-align: bottom;
}

.containerw3 > * > video {
  position: absolute;
  left: 0;
  top: 0;
  height: 250px;
  width: 250px;
  object-fit: cover;
  max-width: 100%;
  min-width: 100%;
  vertical-align: bottom;
}


@media (max-width: 767px) {
  .outerContainer {
    margin: 00px;
  }

  .containerw3 {
    display: flex;
    overflow: hidden;
    flex-wrap: wrap;
    margin: -2.5px;
  }

  .containerw3:after {
    content: '';
    flex-grow: 999999999;
    min-width: 150px;
    height: 0;
  }

  .containerw3 > * {
    position: relative;
    display: block;
    height: 150px;
    margin: 2.5px;
    flex-grow: 1;
  }

  .containerw3 > * > img {
    height: 150px;
    object-fit: cover;
    max-width: 100%;
    min-width: 100%;
    vertical-align: bottom;
  }

  .containerw3 > * > video {
    height: 150px;
    width: 100%;
    object-fit: cover;
    max-width: 100%;
    min-width: 100%;
    vertical-align: bottom;
  }

}

@media (max-width: 400px) {
  .containerw3 {
    display: flex;
    overflow: hidden;
    flex-wrap: wrap;
    margin: -2.5px;
  }

  .containerw3:after {
    content: '';
    flex-grow: 999999999;
    min-width: 100px;
    height: 0;
  }

  .containerw3 > * {
    position: relative;
    display: block;
    height: 100px;
    margin: 2.5px;
    flex-grow: 1;
  }

  .containerw3 > * > img {
    height: 100px;
    object-fit: cover;
    max-width: 100%;
    min-width: 100%;
    vertical-align: bottom;
  }

  .containerw3 > * > video {
    height: 100px;
    object-fit: cover;
    max-width: 100%;
    min-width: 100%;
    vertical-align: bottom;
  }

}