m2-mobui/packages/theme-grace/src/container.less

The package is provided web components and utilities based on vue and element-ui.

.m2-container {
  display: flex;
  flex-direction: row;
  flex: 1;
  flex-basis: auto;
  box-sizing: border-box;
  min-width: 0;
  &.vertical{
    flex-direction: column;
  }
}