h1 {
  text-align: center;
}

.video-wrapper {
  margin: 0 auto;
  max-width: 500px;
}

.video-wrapper video {
  width: 100%;
}

.text-area {
  margin: 0 auto;
  max-width: 500px;
  background-color: rgb(192, 192, 192);
}

/* マスク */




.key-background {
  /* 画面全体を暗くする透過背景 */
  position: fixed;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, .6);
  top: 0;
  left: 0;
  z-index: 1;
}

.key-background.active {
  display: none;
}


.key-content {
  /* ポップアップ本体 */
  text-align: center;
  display: block;
  position: fixed;
  width: 400px;
  max-width: 800px;
  background-color: #fff;
  z-index: 2;
  padding: 50px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.key-content.active {
  display: none;
}


.key-content .pw-area {
  margin-bottom: 10px;
}

.key-content .label {
  display: block;
  font-size: 24px;
}

.key-content .number {
  width: 200px;
  padding: 10px;
  margin-bottom: 10px;
  border: 1px solid #565656;
  border-radius: 4px;
}

.key-content .button {
  width: 100px;
  margin: 0 auto 30px;
  background: #09f;
  color: #fff;
  padding: 10px 20px;
  border-radius: 10px;
  cursor: pointer;
}