Dcat-Admin/resources/assets/sass/bootstrap-extended/_collapse.scss

// For Collaspe And Accordion

// For collapse-title
.accordion,
.collapse-bordered {
  .collapse-title {
    font-weight: 400;
    font-size: 1.2rem;
  }
  .card-header{
    cursor: pointer;
  }
}

// For collapse title
.collapse-title{
  color: inherit;
  &:hover{
    color: inherit;
  }
}

// To add a border below collapse/accordion heading
.collapse-bordered {
  .card:first-child {
    border-top: 0;
  }
  .card:last-child {
    border-bottom: 0;
  }
  .card {
    margin-bottom: 0;
    border-bottom: 1px solid rgba($pure-black, .04);
    border-radius: 0;
    .card-header {
      padding: 1rem;
    }
    .card-body {
      padding: 1rem;
      line-height: 1.5;
    }
  }
}

.accordion {
  .collapse-border-item {
    &.card {
      border: 1px solid rgba($pure-black, .1);
      margin-bottom: 0;
      &:first-child {
        border-bottom: 0;
      }
      .card-header {
        padding: 1rem;
      }
      .card-body {
        padding: 1rem;
        line-height: 1.5;
      }
    }
  }
}


// For Collapse with shadow
.accordion-shadow {
  box-shadow: 0 0px 4px 0 rgba(0, 0, 0, 0.1) ;
  padding: .15rem .75rem;
  border-radius: $border-radius;
  .card {
    &.open{
      border-radius: 0.571rem;
      margin: 10px 0;
      border: 0;
      box-shadow: 0px 0px 8px 0px rgba(0, 0, 0, 0.1) !important;
    }
  }
  .card:first-child {
    border-top-left-radius: 0.571rem;
    border-top-right-radius: 0.571rem;
  }
  .card:last-child {
    border-bottom-left-radius: 0.571rem;
    border-bottom-right-radius: 0.571rem;
  }
}

// For Collapse with border
.collapse-border {
  border: 1px solid rgba($pure-black, .1);
  border-radius: 0.5rem;
  &+.collapse.show {
    border: 1px solid rgba($pure-black, .1)
  }
}

// For Collapse with margin
.collapse-margin {
  margin-top: .71rem;
  margin-bottom: .71rem !important;
  box-shadow: 0 2px 15px 0 rgba(0, 0, 0, .05);
  border-radius: 5px;
  border-bottom: 0 solid transparent !important;
  .card-header {
    padding: 1rem;
    border-radius: 5px;
  }
  .card-body {
    padding: 1rem;
    line-height: 1.5rem;
  }
}