// 圆角
.rounded-4 {
  border-radius: 4px;
}

.rounded-8 {
  border-radius: 8px;
}

.rounded-12 {
  border-radius: 12px;
}

.rounded-16 {
  border-radius: 16px;
}

.rounded-20 {
  border-radius: 20px;
}

.rounded-full {
  border-radius: 50%;
}