antd-mobile/es/components/space/space.css

<div align="center">

.adm-space-item {
  flex: none;
}
.adm-space {
  display: inline-flex;
  --gap: 8px;
  --gap-vertical: var(--gap);
  --gap-horizontal: var(--gap);
}
.adm-space-vertical {
  flex-direction: column;
}
.adm-space-vertical > .adm-space-item {
  margin-bottom: var(--gap-vertical);
}
.adm-space-vertical > .adm-space-item:last-child {
  margin-bottom: 0;
}
.adm-space-horizontal {
  flex-direction: row;
}
.adm-space-horizontal > .adm-space-item {
  margin-right: var(--gap-horizontal);
}
.adm-space-horizontal > .adm-space-item:last-child {
  margin-right: 0;
}
.adm-space-horizontal.adm-space-wrap {
  flex-wrap: wrap;
  margin-bottom: calc(var(--gap-vertical) * -1);
}
.adm-space-horizontal.adm-space-wrap > .adm-space-item {
  padding-bottom: var(--gap-vertical);
}
.adm-space.adm-space-block {
  display: flex;
}
.adm-space-align-center {
  align-items: center;
}
.adm-space-align-start {
  align-items: flex-start;
}
.adm-space-align-end {
  align-items: flex-end;
}
.adm-space-align-baseline {
  align-items: baseline;
}
.adm-space-justify-center {
  justify-content: center;
}
.adm-space-justify-start {
  justify-content: flex-start;
}
.adm-space-justify-end {
  justify-content: flex-end;
}
.adm-space-justify-between {
  justify-content: space-between;
}
.adm-space-justify-around {
  justify-content: space-around;
}
.adm-space-justify-evenly {
  justify-content: space-evenly;
}
.adm-space-justify-stretch {
  justify-content: stretch;
}