@keyframes IdleWave {
    0%      {transform: rotate(2deg) scale(1);}
    25%     {transform: rotate(8deg) scale(1.04);}
    50%     {transform: rotate(12deg) scale(1.1);}
    75%     {transform: rotate(5deg) scale(1.06);}
    100%    {transform: rotate(2deg) scale(1);}
}