<!DOCTYPE html> <!-- webkit-test-runner [ LayoutFormattingContextEnabled=true LayoutFormattingContextIntegrationEnabled=false ] -->
<style>
body {
    font-size: 10px;
    padding: 3px;
}
span {
    margin-right: 4px;
}
div {
    margin-bottom: 4px;
}
.spacing {
    margin-top: 6px;
}
</style>
<div><span>1</span><span>2</span><span>3</span><span>4</span></div>
<div><span>1</span><span style="margin-left: 9px">2</span></div>
<div><span>1</span><span style="margin-left: 18px">2</span></div>
<div>1</div>