.event-list {
  display: flex;
  margin: 0 -12px;
  flex-wrap: wrap;
}

.event-item {
  width: 25%;
  padding: 0 12px;
  margin-bottom: 50px;
}
.event-item .pic img {
  aspect-ratio: 16/10;
  object-fit: cover;
  border-radius: 16px;
  width: 100%;
}
.event-item .content {
  padding: 4px;
  font-size: 1.1em;
}
.event-item .content .date {
  margin: 20px 0;
  font-weight: 700;
}

@media (max-width: 767px) {
  .event-item {
    width: 100%;
  }
}