body {
    font-family: Arial, sans-serif;
    background: #f9f9f9;
    margin: 0;
    padding: 0;
    color: #000000;
}

header {
    background: #77a92b;
    color: white;
    padding: 20px;
    text-align: center;
}

header img {
  max-height: 120px;
  width: auto;
  display: inline-block;
  background: #77a92b;
  color: white;
  padding: 20px;
  text-align: center;
}
main {
    padding: 20px;
}
textarea {
    width: 100%;
    height: 100px;
    font-size: 16px;
    margin-bottom: 10px;
}
.speed-reader-button {
  display: inline-block;
  background: linear-gradient(135deg, #10b981, #06b6d4); /* vibrant teal gradient */
  color: white;
  padding: 16px 28px;
  font-size: 20px;
  font-weight: bold;
  border: none;
  border-radius: 999px; /* full pill shape */
  text-decoration: none;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.speed-reader-button:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
  background: linear-gradient(135deg, #0ea879, #0891b2); /* darker hover effect */
}

button {
    padding: 10px 20px;
    font-size: 16px;
    background: #ff6347;
    color: white;
    border: none;
    cursor: pointer;
}
#readerContainer {
    margin-top: 20px;
    max-height: 300px;
    overflow-y: auto;
    background: white;
    padding: 10px;
    border-radius: 5px;
}
.word {
    font-size: 24px;
    text-align: center;
    margin: 10px 0;
    opacity: 0;
    animation: fadeIn 0.3s ease-in forwards;
}
@keyframes fadeIn {
    to { opacity: 1; }
}