@import url('https://fonts.googleapis.com/css2?family=M+PLUS+2:wght@100..900&family=Zen+Kaku+Gothic+Antique&display=swap');

body {
  width: 80%;
  height: 100%;
  background-image: url(imgs/background.jpg);
  background-repeat: no-repeat;
  /* ↓背景画像をウィンドウの中央に設置 */
  background-position: center center;
  /* ↓背景画像を横いっぱいに広げる */
  background-size: cover;
  /* ↓背景画像を縦いっぱいに広げる */
  background-attachment: fixed;
  font-family: "M PLUS 2", sans-serif;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
  overflow-x: hidden;
}

.select {
  border-radius: 1em;
  padding: 20px;
  margin-top: 50px;
  margin-bottom: 50px;
  background-color: aliceblue;
  align-items: center;
}

select {
  margin-left: 10px;
  font-size: large;
}

.lang {
  margin-left: 40px;
}

input[type="radio"] {
  appearance: none;
}

.langLabel {
  border-radius: 3em;
  padding-left: 10px;
  padding-right: 10px;
  background-color: antiquewhite;
}

.langLabel:hover {
  color: white;
  background-color: tomato;
}

.text {
  padding: 20px;
  background-color: aliceblue;
  align-items: center;
}

dl {
  margin-bottom: 80px;
}

dt {
  color: tomato;
  font-weight: bold;
  font-size: large;
  margin-bottom: 20px;
}

dd {
  margin-bottom: 30px;
  line-height: 1.8;
  letter-spacing: .08em;
}

.htmlTag {
  color: white;
  background-color: orange;
  border-radius: 3em;
  padding: 5px 10px;
  margin-left: 40px;
  margin-bottom: 15px;
  display: inline-block;
}

.cssTag {
  color: white;
  background-color: lightgreen;
  border-radius: 3em;
  padding: 5px 10px;
  margin-left: 40px;
  margin-bottom: 15px;
  display: inline-block;
}

.jsTag {
  color: white;
  background-color: skyblue;
  border-radius: 3em;
  padding: 5px 10px;
  margin-left: 40px;
  display: inline-block;
}