.os-container{display:flex;flex-direction:row;flex:1;flex-basis:auto;box-sizing:border-box;min-width:0}.os-container.is-vertical{flex-direction:column}.os-header{padding:var(--os-header-padding);box-sizing:border-box;flex-shrink:0;height:var(--os-header-height)}.os-footer{padding:var(--os-footer-padding);box-sizing:border-box;flex-shrink:0;height:var(--os-footer-height)}.os-main{flex:1;flex-basis:auto;overflow:auto;box-sizing:border-box;padding:var(--os-main-padding)}.os-aside{overflow:auto;box-sizing:border-box;width:var(--os-aside-width);min-width:var(--os-aside-width)}