body{
  margin: 0%;
  padding: 0%;
}
/*Chỉnh sửa main*/
.title{
  color: #ff0000;
  text-align: center;
}

#avatar{
  margin:50px;
  margin-right: auto;
  margin-left: 30%;
}
footer {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  padding: 20px;
  background-color: #ffa500;
}
#contact {
  margin-right: 20px;
 }
 #customer img {
  height: 100px;
  width: auto;
}