body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  margin: 20px;
  background-color: #f4f4f9;
  width: 100%;
  min-width: 800px;
  max-width: 1000px;
}

h2 {
  font-size: 120%;
  color: #34495e;
}

h3 {
  font-size: 110%;
  color: #2c3e50;
  margin-top: 20px;
  margin-bottom: 7px;
}

h4 {
  font-size: 105%;
  color: #617f9d;
  margin-top: 15px;
  margin-bottom: 0;
}

p {
  font-size: medium;
  margin: 1px;
}

nav {
  font-size: 90%;
}

.code-block {
  border: 1px solid #ccc;
  border-radius: 5px;
  overflow: hidden;
  background-color: #fafafa;
  color: #333;
  margin-bottom: 20px;
}

.code-buttons {
  display: flex;
  background-color: #e8e8e8;
}

.code-buttons button {
  flex: 1;
  padding: 10px;
  cursor: pointer;
  background: #eaeaeb;
  color: #91929c;
  border: none;
  outline: none;
  font-size: 60%;
}

.code-buttons button.active {
  background: #e7f0f9;
  color: #7676a7;
}

pre {
  margin: 0;
  padding: 0;
  overflow-x: auto;
}

pre.js {
  display: none;
}

pre.ts {
  display: none;
}

pre.active {
  display: block;
}

.inline-code {
  font-family: monospace;
  background-color: #ededed;
  padding: 2px 4px;
  border-radius: 3px;
  color: #333;
  display: inline-block;
}

.spoiler {
  margin-bottom: 15px;
  border: 1px solid #ccc;
  border-radius: 5px;
  overflow: hidden;
}

.spoiler-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 15px;
  background-color: #f4f4f4;
}

.spoiler-header h3 {
  margin: 0;
  font-size: 85%;
}

.spoiler-header h3:hover {
  color: blue;
  text-decoration: underline;
  cursor: pointer;
}

.show-button, .hide-button {
  background: none;
  border: none;
  color: #007bff;
  text-decoration: underline;
  cursor: pointer;
  font-size: 85%;
}

.show-button:hover, .hide-button:hover {
  color: #0056b3;
}

.spoiler-content {
  display: none;
  padding: 15px;
  background-color: #fff;
  border-top: 1px solid #ccc;
}

.description {
  font-size: 95%;
}

.notes {
  font-size: 90%;
}

.flex-container {
  display: flex;
  flex-wrap: wrap;

}

.bold-italic {
  font-weight: bold;
  font-style: italic;
}