body {
  margin: 48px;
  text-align: justify;
  line-height: 1.5;
  font-size: 110%;
}

ul {
  line-height: 1.5;
}

ol li {
  margin-top: 20px;
}

li {
  margin-bottom: 10px;
}

h1 {
  text-align: center;
}

img.fig {
  display: block;
  margin: 24px auto;
}

hr {
  margin: 48px 0;
}

div.code {
  background: whitesmoke;
  border: 1px solid #ddd;
  border-left: 3px solid #7092be;
  color: #324048;
  page-break-inside: avoid;
  font-family: 'Consolas';
  font-size: 95%;
  font-weight: bold;
  line-height: 1.6;
  margin-top : 1.5em;
  margin-bottom: 2.5em;
  max-width: 100%;
  overflow: auto;
  padding: 1.5em 1.5em;
  display: block;
  word-wrap: break-word;
}

.var {
  color: #324048;
  font-family: 'Consolas';
  font-size: 95%;
  font-weight: bold;
}

.com {
  color: #666;
  font-family: 'Consolas';
  font-size: 100%;
  font-weight: normal;
}

table.tab {
  font-size: 100%;
	border-collapse: collapse;
	border: 1px;
  border-style: solid;
  border-color: dimgray;
}

table.tab tr:nth-child(odd) {
  background-color: whitesmoke;
}

table.tab th {
	border-collapse: collapse;
	border: 1px;
  border-style: solid;
  background-color: gainsboro;
}

.tab td {
	border-collapse: collapse;
	border: 1px;
  border-style: solid;
  border-color: lightgray;
}

caption {
  font-weight: bold;
  margin-bottom: 12px;
}

button.btn {
  cursor: pointer;
  position: relative;
  float: right;
  border: 2px solid black;
  border-radius: 8px;
  background-color: #B0F0B0;
  opacity: 50%;
  transition: opacity 0.5s;
}

.btn:hover {
    opacity: 100%;
}

.btn:active {
  background-color: #70B070;
}

.btn .tooltip {
  visibility: hidden;
  background-color: black;
  color: #fff;
  text-align: center;
  padding: 8px 0;
  border-radius: 6px;
  position: absolute;
  z-index: 1;
  width: 125px;
  top: 19%;
  right: 120%;
  opacity: 0%;
  transition: opacity 0.5s;
}

.btn .tooltip::after {
   content: " ";
   position: absolute;
   top: 50%;
   left: 100%;
   margin-top: -7px;
   border-width: 7px;
   border-style: solid;
   border-color: transparent transparent transparent black;
}

.btn:hover .tooltip {
  visibility: visible;
  opacity: 60%
}