.container-wrapper {
    display: flex;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
    padding: 10px;
  }

  .container {
    position: relative;
    height: 200px;
    width: 300px;
    background: #f2f2f2;
    overflow: hidden;
    border-radius: 20px;
    cursor: pointer;
    box-shadow: 0 0 20px 8px #d0d0d0;
    padding: 0px;
    margin-right: 20px;
    margin-bottom: 20px;
  }

  .content {
    position: absolute;
    top: 50%;
    transform: translatey(-50%);
    text-align: justify;
    color: black;
    padding: 40px;
    font-family: 'Merriweather', serif;

  }


  h1 {
    font-weight: 900;
    text-align: center;
  }

  h3 {
    font-weight: 300;
  }

  .flap {
    width: 100%;
    height: 100%;
  }

  .flap::before {
    position: absolute;
    content: "";
    height: 100%;
    width: 50%;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    transition: 1s;
    z-index: 1;
  }

  .flap::after {
    position: absolute;
    content: "";
    height: 100%;
    width: 50%;
    right: 0;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    transition: 1s;
    z-index: 1;
  }

  .container:hover .flap::after {
    transform: translatex(300px);
  }

  .container:hover .flap::before{
    transform: translatex(-300px);
  }

.a::before
{
  background-image: url("images/tafel1.jpg");
}

.a::after
{
  background-image: url("images/tafel2.jpg");
}


.b::before
{
  background-image: url("images/laptopstand.jpg");
}

.b::after
{
  background-image: url("images/laptopstand2.jpg");
}

.c::before
{
  background-image: url("images/wristband2.png");
}

.c::after
{
  background-image: url("images/wristband.png");
}

.d::before
{
  background-image: url("images/chair.jpg");
}

.d::after
{
  background-image: url("images/chair2.jpg");
}

.e::before
{
  background-image: url("images/desk.jpg");
}

.e::after
{
  background-image: url("images/desk2.jpg");
}

.f::before
{
  background-image: url("images/tafel1.jpg");
}

.f::after
{
  background-image: url("images/tafel2.jpg");
}