html {
  font-family: sans-serif;
}

* {
  box-sizing: border-box;
}

/* Browser support banner */

.no-interest-invokers body::before {
  content: "Your browser doesn't support interest invokers.";
  background-color: wheat;
  display: block;
  padding: 10px 0;
  width: 100%;
  text-align: center;
}

/* General styles */

body {
  width: 640px;
  margin: 0 auto;
}

body > div {
  display: flex;
  gap: 5px;
  margin-top: 20px;
}

button {
  flex: 1;
  padding: 5px;
  border-radius: 3px;
}

#style-panel {
  padding: 20px;
  border-radius: 30px;
  margin-top: 20px;
  border-width: 10px;
  corner-shape: scoop;
}

h2 {
  margin-top: 0;
  text-align: center;
  letter-spacing: 5px;
}

p {
  margin-bottom: 0;
  text-align: center;
  font-weight: bold;
  letter-spacing: 3px;
}

/* Color classes */

.black-white {
  color: black;
  background-color: white;
  border: 2px solid black;
}

.bubblegum {
  color: #fff8f0;
  background-color: #ef476f;
  border: 2px solid #fff8f0;
  box-shadow: 0 0 2px #ef476f;
}

.purple-haze {
  color: #8a1c7c;
  background-color: #f0bcd4;
  border: 2px solid #8a1c7c;
}

.blaze {
  color: #f2e94e;
  background-color: #7e6b8f;
  border: 2px solid #f2e94e;
}

.mint-brown {
  color: #41463d;
  background-color: #1cfeba;
  border: 2px solid #41463d;
}

/* Applies styles to the interest invoker, but only when the user is showing interest */

button:interest-source {
  background-color: black;
  color: white;
  border: 2px solid black;
}

/* animation for style panel */

#style-panel {
  transition: all 0.7s;
}