antd-mobile/2x/cjs/components/popover/popover.css

<img src="https://gw.alipayobjects.com/mdn/rms_ee68a8/afts/img/A*hjjDS5Yy-ooAAAAAAAAAAAAAARQnAQ" alt="logo" width="100%" />

.adm-popover {
  --z-index: var(--adm-popover-z-index, 1030);
  --background: #ffffff;
  --arrow-size: 16px;
  --content-padding: 16px 24px;
  position: absolute;
  top: 0;
  left: 0;
  z-index: var(--z-index);
  white-space: normal;
  text-align: left;
  cursor: auto;
  user-select: text;
  animation: none;
}

.adm-popover.adm-popover-dark {
  --background: rgba(0, 0, 0, 0.75);
  --adm-color-text: #ffffff;
  color: white;
}

.adm-popover.adm-popover-dark .adm-popover-inner {
  box-shadow: none;
}

.adm-popover::after {
  position: absolute;
  background: rgba(255, 255, 255, 0.01);
  content: '';
}

.adm-popover-hidden {
  display: none;
}

.adm-popover-placement-top,
.adm-popover-placement-topLeft,
.adm-popover-placement-topRight {
  padding-bottom: var(--arrow-size);
}

.adm-popover-placement-top .adm-popover-arrow,
.adm-popover-placement-topLeft .adm-popover-arrow,
.adm-popover-placement-topRight .adm-popover-arrow {
  bottom: 0;
  --arrow-icon-rotate: 0deg;
}

.adm-popover-placement-top .adm-popover-arrow {
  left: 50%;
  transform: translateX(-50%);
}

.adm-popover-placement-topLeft .adm-popover-arrow {
  left: 24px;
}

.adm-popover-placement-topRight .adm-popover-arrow {
  right: 24px;
}

.adm-popover-placement-right,
.adm-popover-placement-rightTop,
.adm-popover-placement-rightBottom {
  padding-left: var(--arrow-size);
}

.adm-popover-placement-right .adm-popover-arrow,
.adm-popover-placement-rightTop .adm-popover-arrow,
.adm-popover-placement-rightBottom .adm-popover-arrow {
  left: 0;
  --arrow-icon-rotate: 90deg;
}

.adm-popover-placement-right .adm-popover-arrow {
  top: 50%;
  transform: translateY(-50%);
}

.adm-popover-placement-rightTop .adm-popover-arrow {
  top: 24px;
}

.adm-popover-placement-rightBottom .adm-popover-arrow {
  bottom: 24px;
}

.adm-popover-placement-bottom,
.adm-popover-placement-bottomLeft,
.adm-popover-placement-bottomRight {
  padding-top: var(--arrow-size);
}

.adm-popover-placement-bottom .adm-popover-arrow,
.adm-popover-placement-bottomLeft .adm-popover-arrow,
.adm-popover-placement-bottomRight .adm-popover-arrow {
  top: 0;
  --arrow-icon-rotate: 180deg;
}

.adm-popover-placement-bottom .adm-popover-arrow {
  left: 50%;
  transform: translateX(-50%);
}

.adm-popover-placement-bottomLeft .adm-popover-arrow {
  left: 24px;
}

.adm-popover-placement-bottomRight .adm-popover-arrow {
  right: 24px;
}

.adm-popover-placement-left,
.adm-popover-placement-leftTop,
.adm-popover-placement-leftBottom {
  padding-right: var(--arrow-size);
}

.adm-popover-placement-left .adm-popover-arrow,
.adm-popover-placement-leftTop .adm-popover-arrow,
.adm-popover-placement-leftBottom .adm-popover-arrow {
  right: 0;
  --arrow-icon-rotate: 270deg;
}

.adm-popover-placement-left .adm-popover-arrow {
  top: 50%;
  transform: translateY(-50%);
}

.adm-popover-placement-leftTop .adm-popover-arrow {
  top: 24px;
}

.adm-popover-placement-leftBottom .adm-popover-arrow {
  bottom: 24px;
}

.adm-popover-inner {
  background-color: var(--background);
  background-clip: padding-box;
  border-radius: 16px;
  box-shadow: 0 0 60px 0 rgba(51, 51, 51, 0.2);
  font-size: 30px;
  min-width: 64px;
  overflow-y: hidden;
}

.adm-popover-inner-content {
  padding: var(--content-padding);
}

.adm-popover-arrow {
  position: absolute;
  display: block;
  height: var(--arrow-size);
  width: var(--arrow-size);
  overflow: visible;
  background: transparent;
}

.adm-popover-arrow-icon {
  display: block;
  height: var(--arrow-size);
  width: 30px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(var(--arrow-icon-rotate));
}

.adm-popover .adm-popover-arrow {
  color: var(--background);
}