ul li {
  list-style: none;
}
body {
  color:#a5acb3 ;
  background-color:#f0f2f5;
  /* overflow: hidden; */
}
img {
  object-fit: contain;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
a {
  text-decoration:none ;
  color: #a5acb3;
}
.ww{
  width: 1142px;
  margin: 0 auto;
}