.navatar{
  color: #ffffff;
  display: inline-block;
  text-align: center;
}
.navatar-lg{
  width: 60px;
  height: 60px;
  line-height: 60px;
  font-size: 30px;
}
.navatar-md{
  width: 40px;
  height: 40px;
  line-height: 40px;
  font-size: 20px;
}
.navatar-sm{
  width: 30px;
  height: 30px;
  line-height: 30px;
  font-size: 15px;
}
.navatar-xs{
  width: 20px;
  height: 20px;
  line-height: 20px;
  font-size: 10px;
}
.navatar-circle{
  border-radius: 50%;
}
.navatar-square{
  border-radius:2px;
}
.navatar-img{
  display: inline-block;
  vertical-align: middle;
}