*,
::before,
::after {
  box-sizing: border-box;
}
body,
html {
  margin: 0;
  padding: 0;
}
ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
a {
  text-decoration: none;
}
em,
i {
  font-style: normal;
}
.g-main {
  width: 1200px;
  margin: 0 auto;
}