.os-button-group{display:inline-flex;vertical-align:middle}.os-button-group>.os-button{flex:1 1 auto;box-sizing:border-box}.os-button-group>.os-button:not(:first-child){margin-left:-1px}.os-button-group>.os-button:not(:last-child),.os-button-group>.os-button:first-child{border-top-right-radius:0;border-bottom-right-radius:0}.os-button-group>.os-button:not(:first-child){border-top-left-radius:0;border-bottom-left-radius:0}.os-button-group .os-button{margin:0}