<div class="wrapper">
<div class="box1"></div>
<div class="box2"></div>
<div class="box3"></div>
</div>
<style>
body {
background: #62306D;
}
.wrapper {
width: 100%;
height: 200px;
margin-top: 50px;
display: flex;
justify-content: center;
}
div[class^='box'] {
background: #F7EC7D;
height: 100px;
width: 100px;
border-bottom-left-radius: 50%;
border-bottom-right-radius: 50%;
}
.box1, .box3 {
align-self: flex-end;
}
.box2 {
transform: rotate(180deg)
}
</style>