#imageGroups {
  position: relative;
  display: block;
  height: 34.58vw;
  overflow: hidden;
  width: 66.6%;
  float: left;
  margin: 0 auto;
}
.promoColumnImage {
  position: relative;
  display: block;
  width: 33%;
  height: 34.58vw;
  float: left;
  background-size: cover;
  background-position: 100% 100%;
  background-repeat: no-repeat;
  background-position: center;
  cursor: pointer;
}
.grayscaleImg {
  position: absolute;
  left: 0px;
  width: 100%;
  height: 100%;
  filter: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg'><filter id='grayscale'><feColorMatrix type='matrix' values='0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0'/></filter></svg>#grayscale"); /* Firefox 10+, Firefox on Android */
  -webkit-filter: grayscale(100%);
  -moz-filter: grayscale(100%);
  -ms-filter: grayscale(100%);
  filter: grayscale(100%);
  filter: gray; /* IE 6-9 */
  background-size: contain;
  background-position: 100% 100%;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 0.4s ease-out;
  -moz-transition: opacity 0.4s ease-out;
  -webkit-transition: opacity 0.4s ease-out;
  -o-transition: opacity 0.4s ease-out;
}

.promoWideImage {
  position: relative;
  float: left;
  width: 100%;
  height: 100%;
  margin-bottom: 30px;
  background-size: cover;
  background-position: 100% 100%;
  background-repeat: no-repeat;
  cursor: pointer;
  margin-right: 1%;
}
.promoImageColumnText {
  display: none;
  position: absolute;
  bottom: 20px;
  left: 20px;
  text-align: left;
  color: white;
  font-size: 28px;
  font-weight: bold;
  letter-spacing: 2px;
  transition: color 0.4s ease-out;
  -moz-transition: color 0.4s ease-out;
  -webkit-transition: color 0.4s ease-out;
  -o-transition: color 0.4s ease-out;
}
.fullScreenContainer {
  display: flex;
  width: 100%;
  position: relative;
  height: auto;
  margin: 0 auto;
  justify-content: center;
  overflow: hidden;
  align-items: center;
}
.fullScreenContainer:hover .longArrowContainer {
  transform: translateX(6px);
}
.fullScreenPromo {
  width: 100%;
  margin: 0 auto;
  height: auto;
  position: relative;
  display: block;
}

.fullScreenContent {
  width: 75%;
  position: absolute;
}

.lignumLogo {
  display: block;
  margin: auto;
  grid-area: left;
  width: 43rem;
  max-width: 270px;
}
.fullScreenTitle {
  grid-area: right;
  font-size: 3rem;
  color: #ffffff;
  text-align: right;
  margin-top: 5rem;
}
.longArrowContainer {
  grid-area: bottom;
  transition: 0.2s all ease-in-out;
}
.longArrow {
  float: right;
}
@media screen and (min-width: 769px) and (max-width: 1100px) {
  .fullScreenContent {
    width: 90%;
  }
  .fullScreenTitle {
    font-size: 2.5rem;
  }
  .left,
  .right {
    height: 30vw;
  }
}
@media screen and (max-width: 768px) {
  #imageGroups {
    width: 100%;
    height: fit-content;
    float: none;
    margin-bottom: 30px;
  }
  .promoColumnImage {
    width: 78%;
    height: 90vw;
    margin: 0 auto;
    float: none;
    margin-bottom: 0px;
    background-position: 50% 100%;
    margin-top: 25px;
  }
  .promoWideImage {
    width: 100%;
    height: 48vw;
    margin-left: 0px;
    margin-right: 0%;
    display: block;
    margin-bottom: 0px;
  }
  .promoWideImage:nth-child(odd) {
    margin-right: 0px;
  }
  .promoImageColumnText {
    font-size: 17px;
    left: 15px;
    bottom: 15px;
  }
  .promoColumnImage .promoImageColumnText {
    font-size: 25px;
  }
  .fullScreenContainer {
    width: 100%;
    margin: 0px auto;
    margin-bottom: 30px;
  }
  .fullScreenContent {
    width: 100%;
  }
  .longArrow {
    margin: 4rem auto 0;
    display: block;
    float: unset;
    width: 9rem;
  }
  .fullScreenTitle {
    text-align: center;
    font-size: 1.6rem;
    width: 100%;
    margin: 2rem auto;
    line-height: 4.6rem;
    margin-top: 2rem;
  }
  .lignumLogo {
    width: 20rem;
  }
}
@media screen and (min-width: 415px) and (max-width: 768px) {
  .lignumLogo {
    width: 60%;
    max-width: 35rem;
  }
  .fullScreenTitle {
    font-size: 3.5rem;
    width: 100%;
    margin: 5rem auto;
    line-height: 7.5rem;
    margin-top: 6rem;
  }
  .longArrow {
    width: 15rem;
    margin: 7rem auto 0;
  }
}