* {
  scroll-padding: 80px;
  box-sizing: border-box;
  --thorlabs-red: #E31B23;
}

/* mobile styles */
@media (max-width: 767px) {
  .desktop-only {
    display: none !important;
  }
  .about-us-navbar-links {
    margin-top: 16px;
  }
  .who-we-are-card-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .who-we-are-card {
    max-width: unset !important;
  }
  .about-us-click-to-expand-button {
    margin: 0;
  }
  .about-us-what-we-do {
    flex-direction: column;
  }
  .about-us-what-we-do-tiles {
    width: 100%;
    max-width: 500px;
  }
  .about-us-our-commitments-tiles {
    width: 100%;
    max-width: 500px;
    grid-template-columns: 1fr 1fr;
  }
  .about-us-our-culture {
    flex-direction: column;
  }
  .about-us-our-culture-img-wrapper > img {
    width: 100%;
    max-width: 500px;
  }
  .about-us-our-values-cards {
    grid-template-columns: 1fr 1fr;
  }
  .about-us-leaders-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* desktop styles */
@media (min-width: 768px) {
  .mobile-only {
    display: none !important;
  }
  .about-us-banner {
    margin-top: 12px;
  }
  .who-we-are-card-grid {
    display: flex;
    justify-content: space-between;
  }
  .who-we-are-card {
    min-width: 150px;
    max-width: 250px;
  }
  .about-us-our-history {
    padding: 16px;
  }
  .about-us-click-to-expand-button {
    margin: auto;
  }
  .about-us-what-we-do {
    flex-direction: row;
  }
  .about-us-what-we-do-text {
    max-width: 500px;
  }
  .about-us-our-commitments-tiles {
    width: 100%;
    grid-template-columns: 1fr 1fr 1fr 1fr;
  }
  .about-us-our-values-cards {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .about-us-leaders-grid.grid-one {
    grid-template-columns: repeat(4, 1fr);
  }
  .about-us-leaders-grid.grid-two {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* additional styles for small desktop / tablet AND BELOW */
@media (max-width: 991px) {
  * {
    scroll-padding: 70px;
  }
}

/* extra query just to fit nav links */
@media (min-width: 992px) and (max-width: 1030px) {
  .about-us-navbar-links {
    font-size: 14px;
  }
}

/* additional styles ONLY for small desktop / tablet */
@media (min-width: 768px) and (max-width: 991px) {
  .about-us-navbar-links {
    font-size: 12px;
  }
  .about-us-nav-link {
    padding: 4px !important;
  }
  .about-us-leaders-grid .card-title {
    font-size: 12px !important;
  }
  .about-us-leaders-grid .card-text {
    font-size: 12px !important;
  }
}

/* universal styles */
.about-us-banner {
  width: 100%;
}
.about-us-navbar {
  background: #F5F5F5;
  padding: 16px !important;
}
.about-us-navbar-links {
  width: 100%;
  text-align: center;
  justify-content: space-evenly !important;
}
.about-us-nav-link {
  font-weight: 800 !important;
  color: #5F5F5F !important;
  letter-spacing: 0.5px;
}
.about-us-nav-link:hover {
  transition: 0s !important;
  filter: brightness(0.8) !important;
	text-decoration: underline;
	text-decoration-color: var(--thorlabs-red);
	text-underline-offset: 8px;
}

.about-us-section-title {
  color: var(--thorlabs-red);
  font-weight: 800; /* bolder than bold */
  letter-spacing: 1px;
}
h3 {
  margin: 16px 0 !important;
}

.about-us-red-text {
  color: var(--thorlabs-red);
}
.about-us-text-block > p:last-of-type {
  margin-bottom: 0;
}

.about-us-who-we-are {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 48px;
  padding: 32px;
}
.who-we-are-card-grid {
  gap: 32px;
}
.who-we-are-card {
	display: flex;
	flex-direction: column;
}
.who-we-are-card > hr {
	color: #BFBFBF;
  margin: 8px 0;
}
.who-we-are-card-title {
	display: flex;
	gap: 8px;
  vertical-align: middle;
}
.who-we-are-card-text {
	display: flex;
	gap: 8px;
  vertical-align: middle;
}
.who-we-are-card-icon {
	height: 20px;
}

.about-us-our-history {
  display: flex;
  gap: 48px;
  background: #F7F7F7;
  padding: 32px;
  margin: 32px 0;
}
.about-us-click-to-expand-button-caption {
  color: #000000;
}
.about-us-click-to-expand-button {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  max-width: 190px;
  background: transparent;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.2;
  padding: 0;
  border: none;
}
.about-us-click-to-expand-button > img:hover {
  filter: brightness(0.9)
}
.about-us-click-to-expand-button > img {
  margin: auto;
}
.about-us-click-to-expand-button > div {
  margin: auto;
}
.about-us-click-to-expand-button-text {
  color: var(--thorlabs-red);
}
.about-us-click-to-expand-button-text:hover {
  filter: brightness(0.9);
}
.about-us-click-to-expand-mobile {
  width: 100%;
  display: flex;
  justify-content: space-evenly;
  gap: 16px;
  margin-top: 32px;
}
.about-us-click-to-expand-mobile > .about-us-click-to-expand-button {
  flex-grow: 1;
}
.about-us-modal-close {
  z-index: 1;
  position: absolute;
  width: 32px;
  height: 32px;
  top: 16px;
  right: -16px;
  margin-left: auto;
  background: var(--thorlabs-red);
  color: white;
  border-radius: 50%;
  border: none;
}
.about-us-modal-close:hover {
  filter: brightness(0.9)
}
.modal-header {
  height: 32px;
  padding: 0 !important;
}
.modal-body {
  padding: 0 !important;
}

.about-us-what-we-do {
  width: 100%;
  display: flex;
  gap: 48px;
  padding: 32px;
}
.about-us-what-we-do > div {
  flex-grow: 1;
}
.about-us-what-we-do-tiles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: auto;
}
.about-us-what-we-do-tiles > img {
  margin: 0;
}

.about-us-link-tile {
  min-width: 160px;
  position: relative;
  background: var(--thorlabs-red);
  border-radius: 10px;
}
.about-us-link-tile > img {
  width: 100%;
  border-radius: 10px;
}
.about-us-link-tile:hover > img {
  opacity: 0.5;
  filter: grayscale(1) contrast(1.5);
}
.about-us-link-tile-text {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-content: center;
  justify-content: center;
  text-align: center;
  color: white;
}
.about-us-link-tile-text-title {
  max-width: 160px;
  font-weight: bold;
  letter-spacing: 1px;
  margin: 0 auto;
}
.about-us-link-tile-text-body {
  max-width: 160px;
  margin: 0 auto;
}

.about-us-our-commitments {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 48px;
  padding: 32px;
}
.about-us-our-commitments-tiles {
  display: grid;
  gap: 16px;
  margin: auto;
}

.about-us-our-employees {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 48px;
  padding: 32px;
}
.about-us-our-employees-card {
  display: flex;
  flex-direction: column;
  text-align: center;
  margin: auto;
}
.about-us-our-employees-button {
  color: white;
  background: var(--thorlabs-red);
  letter-spacing: 1px;
  padding: 10px 16px;
  text-decoration: none;
  margin: auto;
}
.about-us-our-employees-button:hover {
  filter: brightness(0.9)
}

.about-us-our-culture {
  width: 100%;
  display: flex;
  gap: 48px;
  padding: 32px;
}
.about-us-our-culture-img-wrapper {
  display: flex;
}
.about-us-our-culture-img-wrapper > img {
  margin: auto;
}

.about-us-our-values {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding: 32px;
}
.about-us-our-values-cards {
  display: grid;
  gap: 16px;
}
.about-us-our-values-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.about-us-our-values-card-img {
  width: 60px;
  height: 60px;
}

.about-us-leadership {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding: 32px;
}
.about-us-leadership-title-and-image {
  display: flex;
  gap: 32px;
  justify-content: space-between;
  align-items: end;
}
.about-us-leadership-title {
  justify-self: flex-end;
}
.all-ears-wrapper {
  display: flex;
  margin-bottom: 16px;
}
.all-ears-wrapper > img {
  margin: auto;
}
.about-us-leaders-grid {
  display: grid;
  margin: auto;
  gap: 16px 0;
}
.about-us-leaders-grid .card-title {
  font-size: 14px;
  font-weight: bold;
  margin-bottom: 2px;
}
.about-us-leaders-grid .card-text {
  font-size: 14px;
}