html,
body,
p,
h1,
h2,
h3,
h4,
h5,
span,
input,
label,
a,
ul,
li,
button {
  margin: 0;
  padding: 0;
}
button,
input {
  outline: none;
}
a {
  text-decoration: none;
  color: #000000;
}
ul,
li {
  list-style: none;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.clearfix::after {
  content: "";
  display: block;
  clear: both;
}