<p><p>
<style>
* {
margin: 0;
}
p {
position: fixed;
width: 200px;
height: 50px;
background: #F3AC3C;
top: 125px;
left: 100px;
transform: rotate(45deg);
}
p + p {
transform: rotate(-45deg);
background: #FBE18C;
box-shadow: inset 75px 0 #A3A368, inset -75px 0 #A3A368;
}
</style>
