/* common styles */
* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

a {
  color: #111;
  text-decoration: none;
}

.btn {
  padding: 10px 20px; /* top-bottom left-right */
  margin: 0 5px; /* top-bottom left-right */
  font-size: 0.99rem;
  border-radius: 3px;
  outline: none;
  border: none;
  color: #fff;
  background-color: blue; /* default color */
}

.btn:hover {
  cursor: pointer; /* hand symbol */
}

/* body */
body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background-color: #282c34;
  font-family: sans-serif;
  display: flex;
  justify-content: center; /* horizontally center */
  align-items: center; /* vertically center */
  text-align: center;
}

/* container */
.container {
  width: 450px;
  padding: 50px 20px; /* top-bottom left-right */
  background-color: #f4f4f9;
  border-radius: 5px;
}

/* h1 */
h1 {
  font-size: 1.5rem;
  color: #61dafb;
  margin-bottom: 20px;
  text-decoration: underline;
}

/* .joke-text */
.joke-text {
  font-size: 1.8rem;
  color: #333;
  margin-bottom: 30px;
  font-family: monospace;
}

/* .new-joke-btn */
.new-joke-btn {
  background-color: #28a745;
}

/* .copy-btn */
.copy-btn {
  background-color: #007bff;
}