.ticker {
  margin: 0 auto;
  padding: 0px;
  width: 600px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.ticker ul {
  max-width: 100%;
  position: relative;
}

.ticker ul li {
  margin: auto;
  width: 100%;
  display: none;
}