body {
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
  background: #f5f5f5;
}

.page-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
}

.container {
  width: 100%;
  max-width: 500px;
  background-color: #fff;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
  margin-bottom: 30px;
}

h1, h2 {
  text-align: center;
  margin: 10px 0;
}

form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

label {
  font-weight: bold;
}

input,
select,
button {
  padding: 8px;
  font-size: 16px;
  border-radius: 5px;
  border: 1px solid #ccc;
}

button {
  background-color: #4caf50;
  color: white;
  border: none;
  cursor: pointer;
}

button:hover {
  background-color: #45a049;
}

hr {
  max-width: 800px;
  margin: 20px auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
}

th,
td {
  border-bottom: 1px solid #ccc;
  padding: 8px;
  text-align: left;
}

th {
  background-color: #f0f0f0;
}

img.icon {
  width: 22px;
  height: 22px;
  vertical-align: middle;
  margin-right: 6px;
}

.thanks-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #fff;
  padding: 12px 16px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.08);
  margin: 30px auto;
  width: fit-content;
  max-width: 90vw;
  transition: all 0.3s ease;
  text-align: center;
}

.thanks-wrapper.thanks-visible {
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 500px;
  padding: 20px;
}

.about-button {
  padding: 10px 20px;
  font-size: 15px;
  cursor: pointer;
  background-color: #eee;
  color: black;
  border: 1px solid #ccc;
  border-radius: 6px;
  transition: background-color 0.2s ease;
}

.about-button:hover {
  background-color: #ddd;
}

#thanksSection {
  margin-top: 20px;
  display: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

#thanksSection.thanks-visible {
  display: block;
  opacity: 1;
}

.link-list {
  list-style: none;
  padding: 0;
  margin: 10px 0;
}

.link-list li {
  margin: 4px 0;
}

@media (max-width: 600px) {
  .container {
    padding: 15px;
    margin-bottom: 20px;
  }

  input,
  select,
  button {
    font-size: 14px;
    padding: 10px;
  }

  table th,
  table td {
    font-size: 13px;
    padding: 6px;
  }

  .thanks-wrapper.thanks-visible {
    max-width: 90vw;
    padding: 16px;
  }
}