@charset "utf-8";

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: #fff;
}

header, main, footer {
  width: 100%;
  max-width: 500px;
  margin: auto;
}

header {
  display: flex;
  align-items: center;
  padding-block: 1%;
  padding-inline: 5vw;
  border-inline: 2px solid #595D78;
}

header a {
  display: block;
  width: 28%;
}

header a img {
  width: 100%;
}

header p {
  flex: none;
  margin-left: auto;
  font-size: 3.2vw;
}

footer {
  position: relative;
  padding: 4.8vw 0 6vw;
  color: #fff;
  font-size: 2.4vw;
  text-align: center;
  background-color: #323750;
  letter-spacing: 0.1em;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  display: block;
  width: 90%;
  height: 1.5px;
  margin-inline: auto;
  background-color: #616570;
}

img {
  max-width: 100%;
  vertical-align: bottom;
}

.link {
  transition: all .2s ease;
}

.link:hover {
  opacity: .7;
}

.conv {
  background-color: #323750;
}

@media screen and (min-width: 500px) {
  header {
    padding-inline: 25px;
  }

  header p {
    font-size: 16px;
  }

  footer {
    padding: 24px 0 30px;
    font-size: 12px;
  }
}