.bs-icon {
  --bs-icon-size: .75rem;
  display: flex;
  flex-shrink: 0;
  justify-content: center;
  align-items: center;
  font-size: var(--bs-icon-size);
  width: calc(var(--bs-icon-size) * 2);
  height: calc(var(--bs-icon-size) * 2);
  color: var(--bs-primary);
}

.bs-icon-xs {
  --bs-icon-size: 1rem;
  width: calc(var(--bs-icon-size) * 1.5);
  height: calc(var(--bs-icon-size) * 1.5);
}

.bs-icon-sm {
  --bs-icon-size: 1rem;
}

.bs-icon-md {
  --bs-icon-size: 1.5rem;
}

.bs-icon-lg {
  --bs-icon-size: 2rem;
}

.bs-icon-xl {
  --bs-icon-size: 2.5rem;
}

.bs-icon.bs-icon-primary {
  color: var(--bs-white);
  background: var(--bs-primary);
}

.bs-icon.bs-icon-primary-light {
  color: var(--bs-primary);
  background: rgba(var(--bs-primary-rgb), .2);
}

.bs-icon.bs-icon-semi-white {
  color: var(--bs-primary);
  background: rgba(255, 255, 255, .5);
}

.bs-icon.bs-icon-rounded {
  border-radius: .5rem;
}

.bs-icon.bs-icon-circle {
  border-radius: 50%;
}

.footer-grey {
  background-color: var(--bs-gray-100);
}

.button-start-tool {
  width: 100%;
  margin: auto;
}

.heading-sections {
  margin-top: 20px;
}

.figure1 {
  width: 60%;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.courses-paragraph {
  margin-left: 10%;
  margin-right: 10%;
}

.heading-sections;.heading-course {
}

.heading-sections.heading-course {
}

.heading-sections, .heading-course {
}

.heading-courses {
  margin-top: 25px;
  display: block;
  text-align: center;
}

.div-empty-space {
  height: 25px;
}

.caption-figures {
  margin-bottom: 20px;
  margin-top: 30px;
  font-style: italic;
  margin-left: 10%;
  margin-right: 10%;
}

.nav-link-more-space {
  margin-left: 1px;
  margin-right: 1px;
}