body {
  font-family: 'Noto Sans JP', sans-serif;
}

.wrapper {
  min-height: 100vh;
  position: relative;
  padding-bottom: 60px;
  box-sizing: border-box;
}

nav  {
  height: 60px;
}

footer {
  width: 100%;
  height: 60px;
  position: absolute;
  bottom: 0;
}