.guests,.level_guests{
  overflow: hidden;
  font-size: 0;
  text-align: center;
}
.guests{
  margin: 0 -22px;
}
.level_guests{
  margin: 0 -16px;
}
.guest{
  width: 280px;
  height: 400px;
  margin:0 22px 24px;
}
.level_guest{
  width: 224px;
  height: 320px;
  margin:0 16px 22px;
}
.infoguest{
  display: inline-block;
  position: relative;
  transition: all .3s;
  -webkit-transition: all .3s;
  cursor: pointer;
  overflow: hidden;
  text-align: left;
}
.infoguest:nth-child(4n){
  margin-right: 0;
}
.guestpic{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.widthlimitd{
  overflow: hidden;
  margin:10px auto 0;
  width: 1250px;
}
.mark{
  padding:20px;
  background: linear-gradient(transparent,#000);
  position: absolute;
  left: 0%;
  bottom: 0;
  color: #fff;
  width: 100%;
  border-radius: 0;
  transition: all .3s;
  -webkit-transition: all .3s;
}
.thisname{
  color: #fff;
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.thisjob{
  color: #fff;
  font-size: 16px;
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.thisintro{
  color: #fff;
  font-size: 14px;
  line-height: 22px;
  /* display: none; */
  height: 0;
  margin-top: -10px;
  transition: opacity 1s;
  -webkit-transition: opacity 1s;
  transition: margin-top 1s;
  -webkit-transition: margin-top 1s;
  opacity: 0;
}
.infoguest:hover .mark{
  height: 100%;
  background: rgba(0, 0, 0, .5);
}
.infoguest:hover .mark .thisintro{
  display: block;
  height: calc(100% - 70px);
  margin-top: 0;
  opacity: 1;
  overflow: auto;
}
.thisintro::-webkit-scrollbar {
  width:4px;
  background-color: #7b7b7e;
  border-radius:10px;
  -webkit-border-radius:10px;
}
.thisintro::-webkit-scrollbar-track {
  border-radius:10px;
  -webkit-border-radius:10px;
  -moz-border-radius:10px;
  -ms-border-radius:10px;
}
.thisintro::-webkit-scrollbar-thumb {
  border-radius:10px;
  -webkit-border-radius:10px;
  -moz-border-radius:10px;
  -ms-border-radius:10px;
  background:#dcdcdc;
}.modTitle{
  /* padding:30px 0 17px; */
  padding: 30px 0 2px;
  position: relative;
  font-family: Microsoft YaHei, Microsoft YaHei-Bold;
  border-bottom: 1px solid #efefef;
  margin-bottom: 20px;
}
.modTitle span{
  color: #1173d6;
  font-size: 24px;
  /* padding-bottom: 17px; */
  border-bottom: 3px solid #1173d6;
}