CSS first select hide class level

by shriek

HTML

<div class="parent">
    <div>lala</div>
    <div class="child">oh hey</div>
    <div>totally different</div>
    <div>lala</div>
    <div class="child">oh hey</div>
    <div>totally different</div>
</div>

CSS

.parent > .child{
    display:none;
}
.parent > .child ~ .child{
    display:block;
}