nutui/miniprogram_dev/components/packages/avatar/avatar.wxss

.nut-avatar {
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-position: center center;
  display: inline-block;
  position: relative;
  flex: 0 0 auto;
  text-align: center;
}
.nut-avatar img {
  width: 100%;
  height: 100%;
}
.nut-avatar .icon {
  background-size: 100% 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.nut-avatar .nut-icon__img {
  width: 100%;
  height: 100%;
}
.nut-avatar .text {
  display: inline-block;
  width: 100%;
  height: 100%;
  text-align: center;
  overflow: hidden;
}

.nut-avatar-large {
  width: 60px;
  height: 60px;
  line-height: 60px;
}

.nut-avatar-small {
  width: 32px;
  height: 32px;
  line-height: 32px;
}

.nut-avatar-normal {
  width: 40px;
  height: 40px;
  line-height: 40px;
}

.nut-avatar-round {
  border-radius: 50%;
  overflow: hidden;
}

.nut-avatar-square {
  border-radius: 5px;
}