.comBannerTitle767 {
  font-size: 22px;
  line-height: 1.5;
  text-align: center;
}
.comTitle767 {
  font-weight: 600;
  font-size: 20px;
  line-height: 29px;
}
.centerMg1023 {
  margin-left: 20px;
  margin-right: 20px;
}
.centerPd1023 {
  padding-left: 20px;
  padding-right: 20px;
}
.centerMg767 {
  margin-left: 4vw;
  margin-right: 4vw;
}
.centerPd767 {
  padding-left: 4vw;
  padding-right: 4vw;
}
input::placeholder {
  color: #999;
}
input::-moz-placeholder {
  color: #999;
}
input::-ms-placeholder {
  color: #999;
}
input::-webkit-input-placeholder {
  color: #999;
}
.help-main {
  min-width: 1200px;
  padding-top: 160px;
  padding-bottom: 150px;
  background-image: url("/images/help/banner-bg.png");
  background-repeat: no-repeat;
  background-size: 100% 900px;
  background-position: top left;
}
.help-main .title-img {
  display: block;
  margin: 0 auto 60px;
}
.help-main .search-title {
  font-weight: 700;
  font-size: 50px;
  color: #161b42;
  line-height: 1.5;
  text-align: center;
  margin: 0 auto 40px;
}
.help-main .search-box .search-form {
  width: 620px;
  height: 56px;
  background: #ffffff;
  box-shadow: 0px 13px 12px 0px rgba(0, 0, 0, 0.03);
  border-radius: 40px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  padding-left: 18px;
  padding-right: 2px;
}
.help-main .search-box .search-icon {
  transition: all 0.3s;
  flex-shrink: 0;
  cursor: pointer;
  width: 24px;
  height: 24px;
}
.help-main .search-box .search-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}
.help-main .search-box .search-icon use {
  fill: #999;
  transition: all 0.3s;
}
.help-main .search-box .search-icon path {
  fill: #999;
  transition: all 0.3s;
}
.help-main .search-box .input {
  flex: 1;
  margin: 0 16px;
  font-weight: 400;
  font-size: 20px;
  line-height: 18px;
  color: #333333;
}
.help-main .search-box .go {
  width: 40px;
  height: 40px;
  background: linear-gradient(251deg, #09b7fe 1%, #755dfd 100%);
  border-radius: 50%;
  cursor: pointer;
  margin-right: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.help-main .search-box .go img {
  width: 30px;
  height: 30px;
  display: block;
  margin: 12px auto;
}
.help-main .search-box .go-arrow-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}
.help-main .search-box .go-arrow-icon svg {
  width: 100%;
  height: 100%;
}
.help-main .search-box.active .search-icon path {
  fill: #333;
}
.help-main .can-do {
  text-align: center;
  margin-top: 30px;
  font-weight: 500;
  font-size: 18px;
  color: #666666;
  line-height: 26px;
}
.help-main .classify {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 60px;
  gap: 30px;
}
.help-main .classify .item {
  height: 64px;
  max-width: 247px;
  padding: 0 15px;
  border-radius: 32px;
  border: 1px solid #e4e5f2;
  flex: 1;
  text-align: center;
  cursor: pointer;
  background-color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}
.help-main .classify .item h3,
.help-main .classify .item p,
.help-main .classify .item span {
  font-weight: 500;
  font-size: 14px;
  color: #333333;
  line-height: 20px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.help-main .classify .item a {
  display: flex;
  align-items: center;
  text-align: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}
.help-main .classify .item.active,
.help-main .classify .item:hover {
  background: #f0edff;
  border-color: #755dfd;
}
.help-main .classify .item.active h3,
.help-main .classify .item:hover h3,
.help-main .classify .item.active p,
.help-main .classify .item:hover p,
.help-main .classify .item.active span,
.help-main .classify .item:hover span {
  color: #6239ec;
}
.help-main .classify .item + .item {
  margin-left: 8px;
}
.help-main .related-course {
  font-weight: 700;
  font-size: 40px;
  color: #333333;
  line-height: 47px;
  text-align: center;
  margin-top: 150px;
}
.help-main .item-set {
  display: grid;
  grid-template-columns: 384px 384px 384px;
  grid-gap: 24px;
  margin-top: 40px;
}
.help-main .item-set .item {
  padding: 10px;
  background-color: #fff;
  border-radius: 24px;
  min-height: 440px;
  max-height: 441px;
  overflow: hidden;
  cursor: pointer;
}
.help-main .item-set .item a {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  overflow: hidden;
}
.help-main .item-set .item a .logo {
  width: 364px;
  height: 230px;
  object-fit: cover;
}
.help-main .item-set .item a .title-h3 {
  font-weight: 900;
  font-size: 20px;
  color: #ea501f;
  line-height: 29px;
  margin-top: 24px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.help-main .item-set .item a .content {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-height: 20px;
  font-size: 14px;
  margin-top: 8px;
}
.help-main .item-more {
  width: 240px;
  line-height: 64px;
  background: #ffffff;
  box-shadow: 0px 5px 15px 0px rgba(0, 0, 0, 0.03);
  border-radius: 32px 32px 32px 32px;
  font-weight: 900;
  font-size: 20px;
  text-align: center;
  margin: 60px auto 0;
  cursor: pointer;
  display: block;
}
.help-main .categories-set {
  display: flex;
  margin-top: 60px;
  gap: 16px;
  flex-wrap: wrap;
}
.help-main .categories-set .item {
  width: 288px;
  min-height: 491px;
  background: #ffffff;
  border-radius: 20px;
  padding: 30px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0px 4px 10px 0px rgba(0, 0, 0, 0.1);
}
.help-main .categories-set .item .mark {
  display: block;
  width: 36px;
  height: 36px;
}
.help-main .categories-set .item .title {
  margin-top: 30px;
  font-weight: 600;
  font-size: 24px;
  color: #333333;
  line-height: 28px;
  min-height: 56px;
}
.help-main .categories-set .item .line {
  padding-top: 8px;
  margin-bottom: 10px;
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
  background: url(../images/help/categories_icon_c.png) no-repeat left 8px;
  background-size: 20px 20px;
  padding-left: 28px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: all 0.3s;
}
.help-main .categories-set .item .line:hover {
  color: #755dfd;
}
.help-main .categories-set .item .title + .line {
  margin-top: 14px;
}
.help-main .categories-set .item .more {
  margin-top: 10px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid #e4e5f2;
  cursor: pointer;
  color: #292640;
  transition: all 0.3s;
}
.help-main .categories-set .item .more a {
  font-weight: 500;
  font-size: 16px;
  color: #333333;
  line-height: 19px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  transition: all 0.3s;
}
.help-main .categories-set .item .more-icon {
  transition: all 0.3s;
  flex-shrink: 0;
  cursor: pointer;
  width: 24px;
  height: 24px;
  margin-left: 7px;
}
.help-main .categories-set .item .more-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}
.help-main .categories-set .item .more-icon use {
  fill: #333;
  transition: all 0.3s;
}
.help-main .categories-set .item .more-icon path {
  fill: #333;
  transition: all 0.3s;
}
.help-main .categories-set .item .more:hover {
  background: #eeecfc;
  border-color: #eeecfc;
}
.help-main .categories-set .item .more:hover a {
  color: #755dfd;
}
.help-main .categories-set .item .more:hover use {
  fill: #755dfd;
}