body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 100vh;
  background-color: #f0f2f5;
  margin: 0;
  padding: 20px;
  box-sizing: border-box;
}

.container {
  background: #ffffff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 500px;
  text-align: center;
}

h1 {
  margin-top: 0;
  color: #1c2938;
}

#searchForm {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

#searchInput {
  flex-grow: 1;
  padding: 12px;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 16px;
}

#searchBtn {
  padding: 12px 20px;
  border: none;
  background-color: #007bff;
  color: white;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  transition: background-color 0.2s;
}

#searchBtn:hover {
  background-color: #0056b3;
}

#result {
  margin-top: 20px;
  font-size: 1.1em;
  text-align: left;
  line-height: 1.6;
}

#result p {
  margin: 8px 0;
  padding: 10px;
  background-color: #f8f9fa;
  border-radius: 6px;
}

#result strong {
    color: #333;
}

/* For color-coding price change */
.positive {
  color: #28a745;
  font-weight: bold;
}

.negative {
  color: #dc3545;
  font-weight: bold;
}