.main-1 .content {
  position: relative;
}
.main-1 .content .img {
  min-height: 30rem;
  background-color: #ebebeb;
}
.main-1 .content .txt {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  width: calc(100% - 5rem);
  transform: translateX(-50%);
  display: flex;
  justify-content: space-between;
  background-color: #fff;
}
.main-1 .content .txt .item {
  min-width: 20%;
  padding: 2rem 3rem;
  border-bottom: 0.2rem solid transparent;
}
.main-1 .content .txt .item:last-of-type {
  flex: 1;
}
.main-1 .content .txt .item:hover {
  border-color: #2556a3;
}
.main-1 .content .txt .item p {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  margin-bottom: 0.5rem;
}
.main-1 .content .txt .item p img {
  width: 1.2rem;
}
.main-1 .content .txt .item p span {
  color: #999;
}
.main-1 .content .txt .item > a,
.main-1 .content .txt .item > span {
  font-size: 1.2rem;
}
.main-2 {
  padding: 0;
}
.main-2 .content {
  display: flex;
}
.main-2 .content > div {
  width: 50%;
}
.main-2 .img-auto::before {
  padding-top: calc(100% / 961 * 827);
}
.main-2 .txt {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background-color: #2556a3;
  background-image: url("../images/co2.png");
  background-size: 100%;
  background-position: bottom right;
  background-repeat: no-repeat;
}
.main-2 .txt * {
  color: #fff !important;
}
.main-2 .txt h6 {
  font-size: 1.8rem;
  line-height: 1.4;
  text-align: center;
  margin-bottom: 3rem;
}
.main-2 .txt .form .item input {
  border-color: rgba(255, 255, 255, 0.5) !important;
}
.main-2 .txt .form .item input::placeholder {
  color: rgba(255, 255, 255, 0.5) !important;
}
.main-2 .txt .form .item input:focus {
  border-color: #ffffff !important;
}
.main-2 .txt .form .btn button {
  border-color: #fff !important;
}
.main-2 .txt .form .btn button.primary {
  background-color: #fff !important;
  color: #2556a3 !important;
}
.main-3 .accordion {
  display: grid;
  gap: 0.5rem;
}
.main-3 .open .link .i::before {
  transform: rotate(0deg);
}
.main-3 .open .submenu {
  display: block;
}
.main-3 .link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.7rem;
  background-color: #f2f4f7;
}
.main-3 .link .txt p {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}
.main-3 .link .txt span {
  font-size: 0.7rem;
  color: #999;
}
.main-3 .link .i {
  position: relative;
  width: 1.5rem;
  height: 2px;
  background-color: #333;
}
.main-3 .link .i::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 1.5rem;
  height: 2px;
  background-color: #333;
  transform: rotate(90deg);
  transition: transform ease 0.3s;
}
.main-3 .submenu {
  display: none;
  transition: none;
  padding: 1.7rem;
  border: 0.1rem solid #f2f4f7;
}
.main-3 .submenu .c {
  display: flex;
}
.main-3 .submenu .c .item {
  flex: 1;
}
.main-3 .submenu .btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  color: #fff;
  font-size: 0.7rem;
  background-color: #2556a3;
  margin-top: 2rem;
}
@media screen and (max-width: 768px) {
  .main-1 .content .img {
    height: 30vh;
    min-height: auto;
  }
  .main-1 .content .txt {
    position: initial;
    width: 100%;
    flex-direction: column;
    transform: none;
  }
  .main-1 .content .txt .item {
    padding: 0.5rem;
  }
  .main-1 .content .txt .item > a,
  .main-1 .content .txt .item > span {
    font-size: 0.9rem;
  }
  .main-2 .content {
    position: relative;
  }
  .main-2 .content .img-auto {
    width: 100%;
  }
  .main-2 .content .img-auto::before {
    padding-top: 110%;
  }
  .main-2 .content .txt {
    position: absolute;
    top: 50%;
    left: 50%;
    width: calc(100% - 1rem);
    height: calc(100% - 4rem);
    transform: translate(-50%, -50%);
    background-color: rgba(37, 86, 163, 0.9);
  }
  .main-2 .content .txt h6 {
    font-size: 1rem;
    margin-bottom: 1rem;
  }
  .main-3 .link {
    padding: 1rem;
  }
  .main-3 .link .txt p {
    font-size: 1rem;
  }
  .main-3 .link .i {
    transform: scale(0.8);
  }
  .main-3 .submenu {
    padding: 1rem;
  }
  .main-3 .submenu .c {
    flex-direction: column;
  }
}