.collapse{
  display: none;
}
.collapse.in {
    display: block;
}
.collapsing {
  position: relative;
  height: 0;
  overflow: hidden;
  -webkit-transition-timing-function: ease;
       -o-transition-timing-function: ease;
          transition-timing-function: ease;
  -webkit-transition-duration: .35s;
       -o-transition-duration: .35s;
          transition-duration: .35s;
  -webkit-transition-property: height, visibility;
       -o-transition-property: height, visibility;
          transition-property: height, visibility;
}
.panel {
  border-width: 0 0 1px 0;
  border-style: solid;
  border-color: #fff;
  background: none;
  box-shadow: none;
}

.panel:last-child {
  border-bottom: none;
}
@media screen and (min-width:1500px){
#bs-collapse{display:flex;flex-wrap: wrap;column-gap:30px}
.panel-group .panel {width: calc(50% - 15px);}
}
.panel-group > .panel:first-child .panel-heading {
  border-radius: 4px 4px 0 0;
}

.panel-group .panel {
  border-radius: 0;
}

.panel-group .panel + .panel {
  margin-top: 0;
}
.panel-heading {
  border-radius: 0;
  border: none;
  color: #fff;
  padding: 0;
}

.panel-title a {
  display: block;
  color: #333;
  padding: 15px;
  position: relative;
  font-size: 16px;
  font-weight: 400;
}
.panel-title a span{text-indent:20px;display:inline-block}
.panel-body {
  background: #fff;
  padding: 15px;
}
.panel-body table{margin:0 auto}
.panel:last-child .panel-body {
  border-radius: 0 0 4px 4px;
}

.panel:last-child .panel-heading {
  border-radius: 0 0 4px 4px;
  -webkit-transition: border-radius 0.3s linear 0.2s;
  transition: border-radius 0.3s linear 0.2s;
}

.panel:last-child .panel-heading.active {
  border-radius: 0;
  -webkit-transition: border-radius linear 0s;
  transition: border-radius linear 0s;
}
/* #bs-collapse icon scale option */

.panel-heading a i:before {
  content: '\e146';
  position: absolute;
  font-family: 'Material Icons';
  left: 5px;
  top: 10px;
  font-size: 24px;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -webkit-transform: scale(1);
          transform: scale(1);
}

.panel-heading.active a i:before {
  content: ' ';
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -webkit-transform: scale(0);
          transform: scale(0);
}
#bs-collapse .panel-heading a i{    font-style: normal;}
#bs-collapse .panel-heading a i:after {
  content: ' ';
  font-size: 24px;
  position: absolute;
  font-family: 'Material Icons';
  left: 5px;
  top: 10px;
  -webkit-transform: scale(0);
          transform: scale(0);
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}

#bs-collapse .panel-heading.active a i:after {
  content: '\e909';
  -webkit-transform: scale(1);
          transform: scale(1);
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  color:#566ae5;
}
/* #accordion rotate icon option */

#accordion .panel-heading a i:before {
  content: '\e316';
  font-size: 24px;
  position: absolute;
  font-family: 'Material Icons';
  right: 5px;
  top: 10px;
  -webkit-transform: rotate(180deg);
          transform: rotate(180deg);
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}

#accordion .panel-heading.active a:before {
  -webkit-transform: rotate(0deg);
          transform: rotate(0deg);
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}