@import url('https://fonts.googleapis.com/css2? family=ひな+明朝& display=swap');

body{
  margin: 0px;
  padding: 0px;
}
header{
  position: fixed;
  left: 0px;
  width: 100%;
  text-align: right;
}

header img{
  margin: 8px;
  width: 50px;
}
/* 全体を囲うコンテナー */
.container {
  width: 100%;
  height: 100vh;
  background-color: black;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

/* 時計の共通スタイル */
.clock,a{
  font-family: 'Hina Mincho', serif;
  color: rgb(255, 147, 170);
  text-shadow: 0 0 20px rgb(255, 221, 102);
  line-height: 1.2;
}

h3{
  padding-top: 12px;
}


#show_day,#show_hour,#show_minute,#show_second{
  font-size: 80px;
}

@media (max-width: 550px){
  #show_day,#show_hour,#show_minute,#show_second{
    font-size: 50px;
  }
}

@media (max-width: 400px){
  #show_day,#show_hour,#show_minute,#show_second{
    font-size: 25px;
  }

  h2{
    font-size: 20px;
  }
}