html,
body {
  padding: 0;
  margin: 0;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

a {
  text-decoration: none;
}

ol,
ul {
  list-style: none;
}

img,
span,
label,
input,
select {
  vertical-align: middle;
}

header,
div,
ul,
ol,
input,
span {
  box-sizing: border-box;
}

span,
label {
  display: inline-block;
}

em {
  font-style: normal;
}

input,
select,
button {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  margin: 0;
  outline: none;
}
select::-ms-expand { display: none; }

table {
  border-collapse: collapse;
}