.container {
  width: calc(100% - 40px);
  padding: 20px;
  font-family: 'M PLUS 1p', sans-serif;
}

.top-text {
  font-weight: 700;
  font-size: 36px;
}

a {
  width: 100%;
  height: 100%;
}

.event {
  margin: 24px 0;
}

.title {
  margin: 0 0 8px;
  font-weight: 700;
  font-size: 24px;
}

.date {
  margin: 0 0 12px;
  font-size: 16px;
}

.event .img {
  width: 600px;
  height: 315px;
}

.event img {
  width: 100%;
  aspect-ratio: 1200 / 630;
}

#img-2022 {
  border-top: 5px solid #fee03f;
  border-right: 5px solid #e2371a;
  border-bottom: 5px solid #7740ff;
  border-left: 5px solid #64d937;
}

#img-2023 {
  margin: 4px;
  border: 1px solid #282828;
}

#img-2025 {
  margin: 4px;
  border: 1px solid #001c4f;
}

@media screen and (max-width: 768px) {
  .container {
    width: calc(100% - 20px);
    padding: 10px;
  }

  .top-text {
    font-size: 9.6vw;
  }

  .event {
    margin: 6.4vw 0;
  }

  .title {
    margin: 0 0 1.2vw;
    font-weight: 700;
    font-size: 5vw;
  }

  .date {
    margin: 0 0 2.4vw;
    font-size: 3.5vw;
  }

  .event .img {
    width: 80vw;
    height: 42vw;
  }
}
