tu-view-plus/lib/src/avatar/style/avatar.css

.tu-avatar {
  position: relative;
  display: inline-flex;
  align-items: center;
  box-sizing: border-box;
  width: 40px;
  height: 40px;
  color: var(--tu-color-text, #71757f);
  font-size: var(--tu-font-size, 14px);
  white-space: nowrap;
  vertical-align: middle;
  background: var(--tu-color-global-bg, #dfe1e6);
  border: 1px solid transparent;
}
.tu-avatar--outset {
  box-shadow: 3px 3px 6px var(--tu-color-shadow-dark, #babbc0), -2px -2px 5px var(--tu-color-shadow-light, #ffffff);
  background: var(--tu-color-global-bg, #dfe1e6);
}

.tu-avatar--inset {
  box-shadow: inset 2px 2px 5px var(--tu-color-shadow-dark, #babbc0), inset -2px -2px 5px var(--tu-color-shadow-light, #ffffff);
  background: var(--tu-color-global-bg, #dfe1e6);
}

.tu-avatar--bordered {
  box-shadow: inset 1px 1px 2px var(--tu-color-shadow-dark, #babbc0), inset -1px -1px 2px var(--tu-color-shadow-light, #ffffff), 1px 1px 3px var(--tu-color-shadow-dark, #babbc0), -1px -1px 2px var(--tu-color-shadow-light, #ffffff);
  border-radius: var(--tu-border-radius-feedback, 4px);
  border: none;
  padding: 1px;
}

.tu-avatar--outlined {
  border-color: var(--tu-color-line, rgba(128, 128, 128, 0.18));
  box-shadow: none;
}

.tu-avatar--flat {
  border-color: transparent;
  box-shadow: none;
  background-color: var(--tu-color-hover-bg, rgba(125, 125, 125, 0.1));
}

.tu-avatar__text {
  position: absolute;
  left: 50%;
  font-weight: 500;
  line-height: 1;
  transform: translateX(-50%);
  transform-origin: 0 center;
}

.tu-avatar__image {
  display: inline-block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 50%;
}
.tu-avatar__image-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.tu-avatar__image img,
.tu-avatar__image picture {
  width: 100%;
  height: 100%;
}

.tu-avatar__trigger-icon-button {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  right: -6px;
  bottom: -6px;
  z-index: 1;
  width: 20px;
  height: 20px;
  color: var(--tu-color-text, #71757f);
  font-size: var(--tu-font-size-small, 12px);
  line-height: 24px;
  background: var(--tu-color-global-bg, #dfe1e6);
  box-shadow: 3px 3px 6px var(--tu-color-shadow-dark, #babbc0), -2px -2px 5px var(--tu-color-shadow-light, #ffffff);
  border-radius: 50%;
  border: 1px solid transparent;
  transition: border var(--tu-transition-duration-2, 0.2s);
}
.tu-avatar__trigger-icon-button:hover {
  box-shadow: none;
  border-color: var(--tu-color-shadow-light, #ffffff);
}
.tu-avatar__trigger-icon-button:active {
  transition: none;
  box-shadow: inset 2px 2px 5px var(--tu-color-shadow-dark, #babbc0), inset -2px -2px 5px var(--tu-color-shadow-light, #ffffff);
}

.tu-avatar.is-trigger-icon {
  cursor: pointer;
}
.tu-avatar.is-trigger-icon .tu-avatar__trigger-icon-mask {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  color: var(--tu-color-white, #ffffff);
  font-size: 16px;
  background-color: var(--tu-color-black, #000000);
  border-radius: var(--tu-border-radius, 2px);
  opacity: 0;
  transition: all var(--tu-transition-duration-2, 0.2s) cubic-bezier(0, 0, 1, 1);
}
.tu-avatar.is-trigger-icon .tu-avatar__trigger-icon-mask.is-shape {
  border-radius: 50%;
}

.tu-avatar.is-trigger-icon .tu-avatar__trigger-icon-mask:hover {
  z-index: 2;
  opacity: 0.5;
}

.tu-avatar.is-shape {
  border-radius: 50%;
}