/* 

    样式简写
    2023.10.23
*/

.clearfix {
  zoom: 1;
}

.clearfix::after {
  content: "";
  display: block;
  clear: both;
}

:root {
  --themaBlack: #000;
}

.supWidth {
  max-width: 1950px;
  margin: 0 auto;
}

.proXaxWidth {
  max-width: 1440px;
  padding: 0 15px;
  margin: 0 auto;
}

.maxWidth {
  max-width: 1530px;
  padding: 0 15px;
  margin: 0 auto;
}

.midWidth {
  max-width: 1038px;
  padding: 0 15px;
  margin: 0 auto;
}

.maxWidth {
  position: relative;
  margin: 0 auto;
}

.supWidth,
.midWidth,
.smallWidth {
  position: relative;
  margin: 0 auto;
  padding: 0 15px;
}

/* flex */

.df {  
  display: box;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
}

/* center row line */
.dfCenterX {
  display: box;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* flex column center */
.dfCenterY {
  display: box;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
}

.flexBetween {
  display: box;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
    justify-content: space-between;
  }

.dibm {
  display: inline-block;
  vertical-align: middle;
}

/* dom XY */
.domCenter {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.domRight {
  display: block;
  margin-left: auto;
}

/* navigator list */

.navigator {
  width: 100%;
  margin: -100px auto 0;
  font-size: 0;
  text-align: center;
}

.navigator li {
  display: inline-block;
  margin: 0 16px;
}

.navigator li a {
  position: relative;
  display: block;
  padding: 0 2px;
  line-height: 40px;
  color: white;
  font-size: 16px;
  overflow: hidden;
}

.navigator li a::after {
  position: absolute;
  content: "";
  width: 100%;
  height: 1px;
  left: -100%;
  bottom: 0;
  transition: all 0.4s;
  background-color: white;
}

.navigator li a:hover::after,
.navigator li a.on::after {
  left: 0%;
}

/* picture hover event */
.putImg {
  overflow: hidden;
}

.putImg img {
  max-width: 100%;
  transition: all 0.4s;
}

.putImg:hover img {
  transform: scale(1.1);
}

/* return button */

.returnBtn {
  position: absolute;
  width: 162px;
  height: 55px;
  top: 76px;
  right: 100px;
  cursor: pointer;
  z-index: 9;
  line-height: 55px;
  border-radius: 30px;
  background-color: #cd121b;
}

.returnBtn img {
  display: block;
  margin-top: 20px;
  margin-left: 20px;
}

/* backgroundImageCenter */
.bgImgCt {
  position: relative;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}