.box {
animation-name: bounce;
animation-duration: 4s; /* or: Xms */
animation-iteration-count: 10;
animation-direction: alternate; /* or: normal */
animation-timing-function: ease-out; /* or: ease, ease-in, ease-in-out, linear, cubic-bezier(x1, y1, x2, y2) */
animation-fill-mode: forwards; /* or: backwards, both, none */
animation-delay: 2s; /* or: Xms */
}