html { font-size: calc((0.9em + 0.1vw)); }


.themed-grid-col {
    padding-top: .75rem;
    padding-bottom: .75rem;
    /* background-color: rgba(86, 61, 124, .15);
    /* border: 1px solid rgba(86, 61, 124, .2); */
  }
  
.themed-container {
    padding: .75rem;
    margin-bottom: 1.5rem;
    background-color: rgba(0, 123, 255, .15);
    border: 0.8px solid rgba(0, 123, 255, .2);
  }

.site-header {
    position: fixed;
    z-index: 900;
    left: 0;
    width: 100%;
    height: 10rem;
    padding: 1rem 0;
    background-color: #fff;
    border-bottom: 0.8px solid #000;
}


.page {
  margin: 0 auto;
  min-height: 100vh;
  padding-top: 12rem;
  padding-bottom: 4rem;
}


@media screen and (max-width: 768px){
.site-header {
  height: 10.5rem;
}
.page {
    padding-top: 11.5rem;
}
}

.site-header-ch3 {
  position: fixed;
  z-index: 900;
  left: 0;
  width: 100%;
  height: 5rem;
  padding: 1rem 0;
  background-color: #fff;
  border-bottom: 0.8px solid #000;
}


.page-ch3 {
margin: 0 auto;
min-height: 100vh;
padding-top: 6rem;
padding-bottom: 4rem;
}

@media screen and (max-width: 768px){
  .site-header-ch3 {
    height: 5rem;
  }
  .page-ch3 {
      padding-top: 6rem;
  }
  }