.CI {
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 4px solid #000000;
    background: rgb(229, 229, 230);
    border-radius: 50%;
    overflow: hidden;
    
}

.circle {
    position: relative;
    width: 180px;
    height: 230px;
}

.circle .CI {
    position: absolute;
    top: 2vmin;
    bottom: 2vmin;
    left: -.5vmin;
    right: -.5vmin;
    animation: roate 5s infinite ease-in-out;
}

@keyframes roate {
    to { transform: rotate(180deg); }
}