<div class="inverted-1">1. Hover me </div>
<div class="inverted-2">2. Hover me </div>
<div class="inverted-3">3. Hover me </div>
<div class="inverted-4">4. Hover me </div>
<div class="inverted-5">5. Hover me </div>
<div class="inverted-6">6. Hover me </div>
<div class="inverted-7">7. Hover me </div>
<div class="inverted-8">8. Hover me </div>
<style>
.inverted-1 {
padding: 10px;
background:
conic-gradient(from 135deg at top ,#fff 90deg,#000 0) ,
conic-gradient(from -45deg at bottom,#fff 90deg,#000 0)