/* banner */
.banner-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 1360px;
  height: 227px;
  background: url(../imgs/pro-banner.png) no-repeat center center;
  background-size: cover;
  border-radius: 16px;
  margin: 0 auto; 
  margin-top: 85px;
}
.banner-box h1 {
  font-family: ProximaNovaRegular;
  font-style: normal;
  font-weight: 700;
  font-size: 30px;
  line-height: 40px;
  text-align: center;
  color: #000; 
  margin-top: -16px;
}
.banner-box p {
  font-family: ProximaNovaRegular;
  font-style: normal;
  font-weight: 400;
  font-size: 14px;
  line-height: 16px;
  text-align: center;
  color: #000;
  margin-top: 24px;  
}

/* product */
.product-box {
  display: flex;
  min-height: 75vh;
  margin-top: 32px;
  margin-bottom: 80px;
}
.product-nav-box {
  padding-right: 40px;
  box-sizing: border-box;
}
.product-nav-box.fixed {
  position: fixed;
  top: 85px;
  z-index: 10;
}
.product-list-box.fixed {
  margin-left: 268px;
}
.nav-item {
  display: block;
  width: 228px;
  cursor: pointer;
  user-select: none;
}
.nav-item .nav-h1 {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  width: 100%;
  height: 48px;
  border-radius: 6px;
}
.nav-item .nav-h1 h1 {
  font-family: ProximaNovaSemibold;
  font-style: normal;
  font-weight: 400;
  font-size: 16px;
  color: #000;
}
.nav-item .nav-h1 img {
  margin-left: 4px;
}
.nav-item .nav-h1.all {
  padding-right: 24px;
  box-sizing: border-box; 
}
.nav-item .nav-h1.all h1 {
  font-weight: 700;
  font-size: 18px;
  color: #007aff;
}
.nav-children-box {
  width: 100%;
}
.nav-child-item {
  display: flex;
  flex-direction: column;
  align-items: flex-end; 
  justify-content: center;
  width: 100%;
  height: 48px;
  padding-right: 12px;
  box-sizing: border-box;
}
.active-style:hover {
  background: #eee;
  border-radius: 6px;
}
.active-style.active {
  background: #eee;
  border-radius: 6px;
}

.product-list-box {
  min-height: 520px; 
  border-left: 2px solid rgba(0,0,0,.1);
  padding-left: 50px;
  box-sizing: border-box;
}
.list-item-box {
  display: none;
}
.list-item-box.show {
  display: flex;
  flex-wrap: wrap;
}
.list-item {
  position: relative;
  width: 428px;
  border: 1px solid #e7e7e7;
  border-radius: 6px;
  margin-right: 24px;
  margin-bottom: 25px;
  padding: 25px;
  box-sizing: border-box;
  transition: all .2s ease-in-out; 
}
.list-item:nth-child(2n) {
  margin-right: 0;
}
.list-item:hover {
  background: rgba(231,231,231,.4);
}
.list-item .list-img {
  width: 48px;
  height: 48px;
  border-radius: 4px; 
}
.list-item .list-h1 {
  width: 100%;
  font-family: ProximaNovaSemibold;
  font-style: normal;
  font-weight: 400;
  font-size: 17px;
  line-height: 18px;
  color: #000;
  margin-top: 12px;
  margin-bottom: 7px;
  word-break: break-all;
  display: inline-block;
  -webkit-box-orient: vertical;
  -ms-box-orient: vertical;
  -moz-box-orient: vertical;
  -o-box-orient: vertical;
  box-orient: vertical;
  -webkit-line-clamp: 1;
  -ms-line-clamp: 1;
  -moz-line-clamp: 1;
  -o-line-clamp: 1;
  line-clamp: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;  
}
.list-item .list-p {
  width: 100%;
  height: 36px;
  font-family: ProximaNovaRegular;
  font-style: normal;
  font-weight: 400;
  font-size: 14px;
  line-height: 18px;
  color: #000;
  word-break: break-all;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -ms-box-orient: vertical;
  -moz-box-orient: vertical;
  -o-box-orient: vertical;
  box-orient: vertical;
  -webkit-line-clamp: 2;
  -ms-line-clamp: 2;
  -moz-line-clamp: 2;
  -o-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  white-space: normal;
  text-overflow: ellipsis;  
}
.download-group {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  margin-top: 14px;
}
.kingshiper-secondary-download-outer-btn {
  position: relative;
  display: flex;
  flex-wrap: nowrap;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  width: 120px;
  height: 32px;
  margin-left: 8px;
  margin-bottom: 8px;
  border-radius: 4px;
  background: #fff;
  border: 1px solid rgba(0,0,0,.1);
  padding-left: 8px;
  padding-right: 6px;
  box-sizing: border-box;
  cursor: pointer;  
}
.kingshiper-secondary-download-outer-btn:hover {
  background: rgba(0,122,255,.100291);
  border: 1px solid #007aff;
  box-sizing: border-box; 
}
.kingshiper-secondary-download-outer-btn:first-child {
  margin-left: 0;
}
.kingshiper-secondary-download-outer-btn-left {
  display: flex;
  flex-wrap: nowrap;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start; 
}
.kingshiper-secondary-download-outer-btn-left span {
  font-family: "Microsoft YaHei";
  font-style: normal;
  font-weight: 400;
  font-size: 14px;
  line-height: 18px;
  display: flex;
  align-items: center;
  letter-spacing: -.5px;
  color: #5d5d5d;
  margin-left: 6px;
}
.kingshiper-secondary-download-outer-btn-left span.win-text {
  color: #007aff;
}
.kingshiper-secondary-download-outer-btn-left span.mac-text {
  color: #007aff;
}

.kingshiper-secondary-download-outer-btn {
  position: relative;
  display: flex;
  flex-wrap: nowrap;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  width: 120px;
  height: 32px;
  margin-left: 8px;
  margin-bottom: 8px;
  border-radius: 4px;
  background: #fff;
  border: 1px solid rgba(0,0,0,.1);
  padding-left: 8px;
  padding-right: 6px;
  box-sizing: border-box;
  cursor: pointer;  
}
.kingshiper-secondary-download-outer-btn:first-child {
  margin-left: 0;
}
.kingshiper-secondary-download-innner-btn {
  position: absolute;
  top: 32px;
  left: 50%;
  -webkit-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  -moz-transform: translateX(-50%);
  -o-transform: translateX(-50%);
  transform: translateX(-50%);
  z-index: 2021;
  display: none;
  width: max-content;
  background: #fff;
  border-radius: 8px;
  padding: 4px 0;
  box-sizing: border-box;
  filter: drop-shadow(0 0 12px rgba(0, 0, 0, .2));  
}
.kingshiper-secondary-download-innner-btn a {
  display: flex;
  flex-wrap: nowrap;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  height: 36px;
  padding: 5px 10px;
  box-sizing: border-box; 
}
.kingshiper-secondary-download-innner-btn a:hover {
  background: #eee;
}
.kingshiper-secondary-download-innner-btn a span {
  font-family: "Microsoft YaHei";
  font-style: normal;
  font-weight: 400;
  font-size: 12px;
  line-height: 16px;
  letter-spacing: -.5px;
  color: #000;
  margin-left: 6px;  
}
.kingshiper-secondary-download-outer-btn:hover .kingshiper-secondary-download-innner-btn {
  display: block;
}