:root {
    --blue: #2A9D8F !default;
}

.navbar-dark a:hover{
  color: #D19F1F !important;
}

.navbar a:hover{
  color: #D19F1F !important;
}

.navbar-dark {
  background-image: url('../figures/DS101_painting_banner_3.png');
}

.quarto-title-banner {
  background: transparent !important;
}

.title {
  color: #212121 !important;
}

.navbar-dark .navbar-brand {
  color: #ffffff;
  font-family:'Trebuchet MS';
  font-size: 24;
}


.navbar {
  background-image: url('../figures/DS101_painting_banner_3.png');
  background-repeat: no-repeat;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
  background-position: left top;
  min-height: 95px;
}

.navbar .navbar-brand {
  color: #ffffff !important;
  font-family:'Trebuchet MS' !important;
  font-size: 24 !important;
}


/* .navbar {
  min-height: 95px;
}

.navbar-brand {
  padding: 0 15px;
  height: 95px;
  line-height: 90px;
}

.navbar-toggle {
  /* (80px - button height 34px) / 2 = 23px */
/*   margin-top: 25px;
  padding: 9px 10px !important;
} */

/* @media (min-width: 1024px) {
  .navbar-nav > li > a {
    /* (80px - line-height of 27px) / 2 = 26.5px */
/*     padding-top: 30px;
    padding-bottom: 30px;
    line-height: 32px; */
/*   }
}  */

.quarto-title.column-body{
  color: #ffffff !important;
}

div.csl-entry {
  margin-top: 1rem;
}

div.csl-entry a::before {
  content: "\a";
  white-space: pre;
}

div.csl-entry a {
  color: #2A9D8F;
}

/* CSS */
.button-61 {
    align-items: center;
    appearance: none;
    border-radius: 4px;
    border-style: none;
    box-shadow: rgba(0, 0, 0, .2) 0 3px 1px -2px,rgba(0, 0, 0, .14) 0 2px 2px 0,rgba(0, 0, 0, .12) 0 1px 5px 0;
    box-sizing: border-box;
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    font-family: Roboto,sans-serif;
    font-size: .875rem;
    font-weight: 500;
    height: 36px;
    justify-content: center;
    letter-spacing: .0892857em;
    line-height: normal;
    min-width: 64px;
    outline: none;
    overflow: visible;
    padding: 0 16px;
    position: relative;
    text-align: center;
    text-decoration: none;
    text-transform: uppercase;
    transition: box-shadow 280ms cubic-bezier(.4, 0, .2, 1);
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation;
    vertical-align: middle;
    will-change: transform,opacity;
  }
  
.button-61:hover {
  box-shadow: rgba(0, 0, 0, .2) 0 2px 4px -1px, rgba(0, 0, 0, .14) 0 4px 5px 0, rgba(0, 0, 0, .12) 0 1px 10px 0;
}

.button-61:disabled {
  background-color: rgba(0, 0, 0, .12);
  box-shadow: rgba(0, 0, 0, .2) 0 0 0 0, rgba(0, 0, 0, .14) 0 0 0 0, rgba(0, 0, 0, .12) 0 0 0 0;
  color: rgba(0, 0, 0, .37);
  cursor: default;
  pointer-events: none;
}

.button-61:not(:disabled) {
  background-color: var(--bs-blue);
}

.button-61:focus {
  box-shadow: rgba(0, 0, 0, .2) 0 2px 4px -1px, rgba(0, 0, 0, .14) 0 4px 5px 0, rgba(0, 0, 0, .12) 0 1px 10px 0;
}

.button-61:active {
  box-shadow: rgba(0, 0, 0, .2) 0 5px 5px -3px, rgba(0, 0, 0, .14) 0 8px 10px 1px, rgba(0, 0, 0, .12) 0 3px 14px 2px;
  background: #335C81;
}

.old {
  background-color: #FAFAFA !important;
  color:  #1B2845 !important;
}

.old:active {
  box-shadow: rgba(0, 0, 0, .2) 0 5px 5px -3px, rgba(0, 0, 0, .14) 0 8px 10px 1px, rgba(0, 0, 0, .12) 0 3px 14px 2px !important;
  background: var(--bs-blue) !important;
  color: #FCFCFC !important;
}

main > header::after {
    content: " ⚠️ You are browsing the old version of this course. For the most recent version of the course materials, check out the current course on the Main Homepage.";
    font-size: 0.9em;
    margin-top: 1em;
    padding:1em;  
    border-radius: 0.5em;
    border: 1px solid #e5e1cf;
    background-color: #fffae7;
    display: block;
}

h1.title::after {
    content: " | archive";
}