.contact-content ul {
  margin-left: -30px;
  margin-right: -30px;
}
.contact-content ul li {
  background-color: #f5f5f5;
  width: calc(25% - 60px);
  float: left;
  margin: 0 30px;
  margin-bottom: 60px;
  padding: 40px;
  transition: all 0.3s;
  position: relative;
}
.contact-content ul li a {
  width: 100%;
  display: block;
}
.contact-content ul li .grid {
  width: 100%;
}
.contact-content ul li .grid .post {
  font-size: 22px;
  color: #333;
  line-height: 1;
  margin-bottom: 14px;
  transition: all 0.3s;
}
.contact-content ul li .grid .local,
.contact-content ul li .grid .time {
  font-size: 16px;
  line-height: 36px;
  color: #999;
  font-family: "Arial";
}
.contact-content ul li .grid .local i,
.contact-content ul li .grid .time i {
  width: 18px;
  height: 18px;
  display: inline-block;
  vertical-align: text-bottom;
  margin-right: 8px;
}
.contact-content ul li .grid .local i img,
.contact-content ul li .grid .time i img {
  width: 100%;
  height: 100%;
  display: block;
}
.contact-content ul li::after {
  content: '';
  display: block;
  width: 0%;
  height: 4px;
  background-color: #ed1b23;
  position: absolute;
  bottom: 0;
  left: 0;
  transition: all 0.5s;
}
.contact-content ul li:hover .grid .post {
  color: #ed1b23;
}
.contact-content ul li:hover::after {
  width: 100%;
}
.list-more {
  display: none;
}
@media (max-width: 1440px) {
  .contact-content ul {
    margin-left: -15px;
    margin-right: -15px;
  }
  .contact-content ul li {
    width: calc(25% - 30px);
    margin: 0 15px;
    margin-bottom: 30px;
    padding: 20px;
  }
  .contact-content ul li .grid .post {
    font-size: 20px;
  }
  .contact-content ul li .grid .local,
  .contact-content ul li .grid .time {
    font-size: 14px;
    line-height: 34px;
  }
}
@media (max-width: 1080px) {
  .contact-content ul {
    margin: 0;
  }
  .contact-content ul li {
    width: calc(33.33% - 30px);
    padding: 15px;
  }
  .contact-content ul li .grid .post {
    font-size: 16px;
  }
  .list-more {
    display: block;
  }
}
@media (max-width: 768px) {
  .contact-content ul li {
    width: calc(50% - 30px);
    margin: 0 10px;
    margin-bottom: 20px;
  }
  .contact-content ul li .grid .post {
    font-size: 16px;
    margin-bottom: 10px;
  }
  .contact-content ul li .grid .local,
  .contact-content ul li .grid .time {
    font-size: 12px;
    line-height: 32px;
  }
}
@media (max-width: 550px) {
  .contact-content ul li {
    width: 100%;
    margin: 0;
    margin-bottom: 15px;
  }
  .contact-content ul li:last-child {
    margin-bottom: 0;
  }
}