* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
    font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
  background-color: #1eff00;
  padding: 15px;
  color: #ff0099;
  line-height: 1.5;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  background-color: white;
  border-radius: 5px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

header {
  background-color: #ff3300;
  color: white;
  padding: 15px;
  border-radius: 5px 5px 0 0;
}

h1 {
  margin-bottom: 10px;
  font-size: 1.5rem;
}

h2 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: #00ffe1;
}

.token-container {
  margin-top: 10px;
}

input,
textarea {
  width: 100%;
  padding: 8px;
  border: 1px solid #5d00ff;
  border-radius: 3px;
  font-size: 1rem;
  margin-bottom: 10px;
}

main {
  padding: 15px;
}

.prompt-container,
.result-container {
  margin-bottom: 15px;
}

label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}

textarea {
  min-height: 100px;
  resize: vertical;
}

button {
  background-color: #e14141;
  color: rgb(0, 0, 0);
  border: none;
  padding: 8px 15px;
  border-radius: 3px;
  cursor: pointer;
  display: block;
  margin-left: auto;
}

button:hover {
  background-color: #3ad962;
}

#result {
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 3px;
  min-height: 100px;
  background-color: #fafafa;
}

.placeholder {
  color: #ffffff;
  text-align: center;
  padding: 20px 0;
  font-style: italic;
}

.error {
  color: #d32f2f;
  background-color: #ffebee;
  padding: 10px;
  border-radius: 3px;
  margin-bottom: 10px;
}

.loading:after {
  content: "...";
}

@media (max-width: 600px) {
  body {
    padding: 5px;
  }

  .container {
    border-radius: 0;
  }
}

/* マークダウン表示領域のカスタマイズ */
.markdown-body {
  padding: 15px;
  font-size: 16px;
}

/* GitHub Markdownとのカスタム統合 */
.markdown-body .placeholder {
  color: #888;
  text-align: center;
  padding: 20px 0;
  font-style: italic;
  margin-bottom: 0;
}