#content {
  display: grid;
  grid-gap: 30px;
  border-radius: 10px;
  margin-top: 3%;
  font-family: Helvetica Neue,PingFang SC,Microsoft YaHei;
  grid-template-columns: 1fr;
}


/* 在屏幕宽度大于600px时，每行显示2个项目 */
@media screen and (min-width: 900px) {
  #content {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 在屏幕宽度大于1200px时，每行显示3个项目 */
@media screen and (min-width: 1300px) {
  #content {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 在屏幕宽度大于1200px时，每行显示4个项目 */
@media screen and (min-width: 1600px) {
  #content {
    grid-template-columns: repeat(4, 1fr);
  }
}

.term {
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  border-radius: 10px;
  padding: 1.6rem;
  margin: 0px;
  width: 100%;
  cursor: pointer;
  height: auto;
  font-family: Helvetica Neue, PingFang SC, Microsoft YaHei;
  position: relative; 
  padding-bottom: 40px; 
  transition: transform 0.3s ease, box-shadow 0.3s ease; 
}

.term:hover {
  transform: scale(1.05); 
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
}

.term:active {
  transform: scale(0.95); 
}

.term img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: auto;
  object-fit: cover;
  border-radius: 5px;
}

.term h3 {
  font-weight: bold;
  margin: 15px 0 10px 0;
  font-size: 18px;
}

.term p {
  margin: 10px 0;
  font-size: 13px;
}

.tags {
  position: absolute;
  bottom: 10px;
  left: 10px;
}

.tags span {
  display: inline-block;
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 4px;
  margin-right: 8px;
}

.term a {
  text-decoration: none;
}

@media screen and (min-width:768px) {

  .term h3 {
    font-size: 18px;
  }

  .term p {
    font-size: 13px;
  }
}