.loader{
    height: 50px;
    width: 50px;
    margin: 50px auto 0;
    position: relative;
}
.loader:before,
.loader:after{
    content: "";
    border: 2px solid #FF5F6D;
    border-left: none;
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
    animation: spin 1.2s linear infinite;
}
.loader:after{
    content: "";
    background: linear-gradient(to right,#fffbd5,#FF5F6D);
    border: none;
    top: 10px;
    left: 10px;
    bottom: 10px;
    right: 10px;
}
@keyframes spin {
    0%{ transform: scale(1) rotate(0deg) translateZ(0); }
    10%, 20%{ transform: scale(1.4) rotate(-90deg) translateZ(0); }
    30%, 45%{ transform: scale(1.4) rotate(-180deg) translateZ(0); }
    55%, 100%{ transform: scale(1) rotate(-270deg) translateZ(0); }
}