.wrap {
  width: 100%;
  height: 100vh;
  background-color: #fcfcfc;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.clock {
  color: #13131a;
  line-height: 1.2;
  text-align: center;
}

.date {
  font-size: 40px;
  margin-bottom: 5%;
}

.time {
  font-size: 150px;
  margin-bottom: 5%;
}

/* レスポンシブ */
/*------ max-width:768px ------*/
@media screen and (max-width: 768px) {
  .date {
    font-size: 33px;
  }
  
  .time {
    font-size: 100px;
  }
}

/*------ max-width:480px ------*/
@media screen and (max-width: 480px) {
  .date {
    font-size: 7vw;
  }
  
  .time {
    font-size: 21vw;
  }
}