antd-mobile/es/components/button/button.patch.css

<div align="center">

.adm-button {
  color: #333333;
  background-color: #ffffff;
  font-size: 17px;
  border-width: 1px;
  border-style: solid;
  border-color: #eeeeee;
  border-radius: 4px;
}
.adm-button::before {
  transform: translate(-1px, -1px);
  border: 1px solid #000;
  border-radius: 4px;
}
.adm-button-default.adm-button-fill-outline {
  background-color: transparent;
  border-color: #333333;
}
.adm-button-default.adm-button-fill-none {
  background-color: transparent;
  border-width: 0;
}
.adm-button:not(.adm-button-default) {
  color: #ffffff;
}
.adm-button:not(.adm-button-default).adm-button-fill-outline {
  background-color: transparent;
}
.adm-button:not(.adm-button-default).adm-button-fill-none {
  background-color: transparent;
  border-width: 0;
}
.adm-button-primary {
  background-color: #1677ff;
  border-color: #1677ff;
}
.adm-button-primary.adm-button-fill-outline,
.adm-button-primary.adm-button-fill-none {
  color: #1677ff;
}
.adm-button-success {
  background-color: #00b578;
  border-color: #00b578;
}
.adm-button-success.adm-button-fill-outline,
.adm-button-success.adm-button-fill-none {
  color: #00b578;
}
.adm-button-danger {
  background-color: #ff3141;
  border-color: #ff3141;
}
.adm-button-danger.adm-button-fill-outline,
.adm-button-danger.adm-button-fill-none {
  color: #ff3141;
}
.adm-button-warning {
  background-color: #ff8f1f;
  border-color: #ff8f1f;
}
.adm-button-warning.adm-button-fill-outline,
.adm-button-warning.adm-button-fill-none {
  color: #ff8f1f;
}
.adm-button.adm-button-mini {
  font-size: 13px;
}
.adm-button.adm-button-small {
  padding-top: 3px;
  padding-bottom: 3px;
  font-size: 15px;
}
.adm-button.adm-button-large {
  padding-top: 11px;
  padding-bottom: 11px;
  font-size: 18px;
}
.adm-button.adm-button-shape-rounded {
  border-radius: 1000px;
}
.adm-button.adm-button-shape-rounded::before {
  border-radius: 1000px;
}
.adm-button.adm-button-shape-rectangular {
  border-radius: 0;
}