a {
  color: #007eaf;
}

a:hover, a:focus {
  text-decoration: none;
}

ul {
  font-family: 'Nunito Sans', sans-serif;
  font-size: 19px;
  font-weight: 400;
  line-height: 30px;
  color: #464b69;
  padding: 0 0 0 17px;
}

li {
  position: relative;
  margin: 0 0 10px 0;
  padding: 0 0 0 29px;
}

li:before {
  position: absolute;
  content: '';
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #00b4b9;
  top: 11px;
  left: 0;
}


header {
  background-image: url('images/background_overlay.jpg');
  font-family: 'Nunito Sans', sans-serif;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center;
  overflow: auto;
  position: relative;
}

.header-text {
  font-family: 'Nunito Sans', sans-serif;
  color: white;
  font-size: 46px;
  font-weight: 900;
  line-height: 54px;
  margin-top: 6rem;
  margin-bottom: 11rem;
}

.content-wrapper {
  max-width: 1216px;
  margin-left: auto;
  margin-right: auto;
}

main {
  margin-top: -120px;
  z-index: 1;
  background-color: white;
  position: relative;
  overflow: auto;
  box-shadow: 0 0 25px 0 rgb(0 0 0 / 7%);
  padding-bottom: 1rem;
}

.content {
  padding: 0 8.3333333333%;
}

.description {
  font-family: 'Nunito Sans', sans-serif;
  color: #464b69;
  font-size: 35px;
  font-weight: 900;
  line-height: 45px;
  margin: 6rem 0 60px 0;
  width: 66.6666666667%;
}

.description img {
  display: block;
  width: 100%;
  max-width: 400px;
  margin-bottom: 60px;
}

.columns {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  column-gap: 5%;
  row-gap: 31px;
  justify-content: space-between;
  margin-bottom: 8.3333333333%;
}

.usage {
  order: 1;
  width: 50%;
}

.enquiries {
  order: 3;
  width: 50%;
}

.installing {
  order: 2;
  width: 45%;
}

.downloads {
  order: 4;
  width: 45%;
}

.references {
  order: 5;
  width: 50%;
}

.item {
  flex: 0 1 auto;
}

.item-header {
  font-family: 'Nunito Sans', sans-serif;
  color: #464b69;
  font-size: 26px;
  font-weight: 700;
  line-height: 32px;
  margin-bottom: 18px;
}

.item-content {
  font-family: 'Nunito Sans', sans-serif;
  color: #464b69;
  font-size: 19px;
  font-weight: 400;
  line-height: 30px;
  text-align: justify;
}

footer {
  height: 8rem;
  background-image: linear-gradient(180deg, #353a53, #1a2149);
  margin-top: 3rem;
}

.footer-wrapper {
  height: 100%;
  display: flex;
  align-items: center;
}

.copyright {
  font-family: 'Nunito Sans',sans-serif;
  font-size: 12px;
  font-weight: 600;
  line-height: 22px;
  color: #a5a0bb;
}

@media (max-width: 1240px) {
  .content-wrapper {
    margin-left: 12px;
    margin-right: 12px;
  }
}

@media (max-width: 1200px) {
  .content-wrapper {
    margin-left: 36px;
    margin-right: 36px;
  }
}

/* Flex layout change breakpoint */
@media (max-width: 992px) {
  .description {
    margin-top: 3rem;
    width: auto;
  }

  .content {
    padding: 0 3rem;
  }

  .enquiries {
    order: 2;
  }

  .installing {
    order: 3;
  }

  .item {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .description {
    font-size: 28px;
    line-height: 40px;
  }

  .header-text {
    width: 100%;
    font-size: 40px;
    line-height: 50px;
  }

  .item-header {
    font-size: 22px;
    line-height: 28px;
  }

  .item-content {
    font-size: 16px;
    line-height: 24px;
  }
}