.title { font-size: 24px; color: #bfd8d9; }
#visual_link { float: right; }
#detail_poem { padding-top: 10px; text-align: justify; font-size: 12px;}
#detail_poem a { text-decoration: underline; font-size: 12px;}

.color_rect { font-size: 12px; }
.region_name { font-size: 13px; }
.region { padding-bottom: 2px; }
#countries { width: 300px; }
.country { font-size: 12px; }
a { color: black; }
#bubble_chart { width: 660px; height: 570px;}

#summary td{ text-align: center; font-size: 30px;}
#summary tr:nth-child(3) td { color: lightgray; }

#data, #poem { color: gray; font-size:12px; font-weight:bold;}
#poem { float: right; }


/* https://www.w3schools.com/css/css_tooltip.asp */

.tooltip {
    position: relative;
    display: inline-block;
    border-bottom: 1px dotted black;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 120px;
    background-color: gray;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px 0;
    position: absolute;
    z-index: 1;
    bottom: 150%;
    left: 50%;
    margin-left: -60px;
}

.tooltip .tooltiptext::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: gray transparent transparent transparent;
}



.tooltip:hover .tooltiptext {
    visibility: visible;
}

/* https://www.w3schools.com/howto/howto_css_custom_checkbox.asp */

 /* Customize the label (the container) */
.container {
  display: block;
  position: relative;
  padding-left: 35px;
  margin-bottom: 0px;
  cursor: pointer;
  font-size: 22px;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Hide the browser's default checkbox */
.container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

/* Create a custom checkbox */
.checkmark {
  position: absolute;
  top: 0;
  left: 0;
  height: 25px;
  width: 25px;
  background-color: #eee;
}

/* On mouse-over, add a grey background color */
.container:hover input ~ .checkmark {
  background-color: #ccc;
}

/* When the checkbox is checked, add a blue background */
.container input:checked ~ .checkmark {
  background-color: #2196F3;
}

/* Create the checkmark/indicator (hidden when not checked) */
.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

/* Show the checkmark when checked */
.container input:checked ~ .checkmark:after {
  display: block;
}

/* Style the checkmark/indicator */
.container .checkmark:after {
  left: 9px;
  top: 5px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 3px 3px 0;
  -webkit-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  transform: rotate(45deg);
}