Overleaf/services/web/frontend/stylesheets/bootstrap-5/pages/admin/admin.scss

#survey-form,
#split-test-edit,
#split-test-create {
  .material-switch {
    input[type='checkbox'] {
      display: none;

      &:checked + label::before {
        background: inherit;
        opacity: 0.5;
      }

      &:checked + label::after {
        background: inherit;
        left: 20px;
      }

      &:disabled + label {
        opacity: 0.5;
        cursor: not-allowed;
      }
    }

    label {
      cursor: pointer;
      height: 0;
      position: relative;
      width: 40px;
      background-color: var(--bg-accent-01);

      &::before {
        background: rgb(0 0 0);
        box-shadow: inset 0 0 10px rgb(0 0 0 / 50%);
        border-radius: var(--border-radius-medium);
        content: '';
        height: 16px;
        margin-top: calc(var(--spacing-01) * -1);
        position: absolute;
        opacity: 0.3;
        transition: all 0.2s ease-in-out;
        width: 40px;
      }

      &::after {
        background: rgb(255 255 255);
        border-radius: var(--border-radius-large);
        box-shadow: 0 0 5px rgb(0 0 0 / 30%);
        content: '';
        height: 24px;
        left: -4px;
        margin-top: calc(var(--spacing-01) * -1);
        position: absolute;
        top: -4px;
        transition: all 0.2s ease-in-out;
        width: 24px;
      }
    }
  }

  .hr-sect {
    display: flex;
    flex-basis: 100%;
    align-items: center;
    color: rgb(0 0 0 / 35%);
    margin: var(--spacing-04) 0;
  }

  .hr-sect::before,
  .hr-sect::after {
    content: '';
    flex-grow: 1;
    background: rgb(0 0 0 / 35%);
    height: 1px;
    font-size: 0;
    line-height: 0;
    margin: 0 var(--spacing-04);
  }
}

#user-info-page {
  .confirmed-email-color,
  .trusted-email-color {
    color: var(--green-60);
  }

  .unconfirmed-email-color {
    color: var(--red-50);
  }

  .untrusted-email-color {
    color: var(--yellow-50);
  }
}

.admin-page summary {
  // firefox does not show markers for block items
  display: list-item;
}

.expiration-label {
  vertical-align: super;
}