html {
  font-size: 62.5%;
}
body {
  background: #fff;
  color: #222;
  font-family: Roboto, 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 16px;
  font-style: normal;
  line-height: 1.6;
  margin: 0;
}
.wrap {
  margin: auto;
  width: 100%;
}
.clearfix:after {
  content: "";
  clear: both;
  display: block;
}
img {
  max-width: 100%;
  vertical-align: bottom;
}

/* list */
ul {
  list-style: none;
  padding: 0;
}

/* link */
a:link,a:visited,a:hover,a:active {
  color: #2e3840;
  text-decoration: none;
}
a img:hover {
  filter: alpha(opacity=70);
  -webkit-transition: 0.3s;
  transition: 0.3s;
}