<div class="shake"></div>
.shake {
width: 100px;
aspect-ratio: 1;
color: #ce0800;
border: 14px solid;
border-radius: 50%;
position: relative;
background:
radial-gradient(circle 6px, #000 90%,#0000),
linear-gradient(180deg,#000 50%,#0000 0) center/5px 70%,
linear-gradient(90deg ,#000 50%,#0000 0) center/50% 5px;
background-repeat: no-repeat;
animation: shake 1s infinite;
}
.shake:before,
.shake:after {
content: "";
position: absolute;
border-radius: 40px 40px 0 0;
inset: -40px calc(50% - 20px);
transform: rotate(40deg