.accordion-item {
  background-color: #fff;
  font-size: 15px;
}
.accordion-item-title {
    height: 50px;
    padding: 14px 16px;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
}
.accordion-item-content {
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
}
.accordion-item-content.accordion-item-content-transition {
    overflow: hidden;
    border-top: 0;
    -webkit-transition: height .2s ease-in-out;
    -o-transition: height .2s ease-in-out;
    transition: height .2s ease-in-out;
}
.accordion-item-open ~ .accordion-item-content-transition {
    position: relative;
}
.accordion-item-open ~ .accordion-item-content-transition::before {
      content: " ";
      position: absolute;
      left: 0;
      right: 0;
      height: 1px;
      border: 0 solid #e5e5e5;
      color: #e5e5e5;
      background-color: #e5e5e5;
      -webkit-transform-origin: 0 0;
          -ms-transform-origin: 0 0;
              transform-origin: 0 0;
      -webkit-transform: scaleY(0.5);
          -ms-transform: scaleY(0.5);
              transform: scaleY(0.5);
      z-index: 0;
      top: 0;
      border-top: 1px;
}
.accordion-item ~ .accordion-item {
    position: relative;
}
.accordion-item ~ .accordion-item::before {
      content: " ";
      position: absolute;
      left: 0;
      right: 0;
      height: 1px;
      border: 0 solid #e5e5e5;
      color: #e5e5e5;
      background-color: #e5e5e5;
      -webkit-transform-origin: 0 0;
          -ms-transform-origin: 0 0;
              transform-origin: 0 0;
      -webkit-transform: scaleY(0.5);
          -ms-transform: scaleY(0.5);
              transform: scaleY(0.5);
      z-index: 0;
      top: 0;
      border-top: 1px;
}
.accordion-item-arrow {
    position: relative;
}
.accordion-item-open.accordion-item-arrow::after {
    -webkit-transform: rotate(135deg);
        -ms-transform: rotate(135deg);
            transform: rotate(135deg);
}
.accordion-item-arrow::after {
    content: "";
    display: block;
    position: absolute;
    top: 20px;
    right: 14px;
    width: 10px;
    height: 10px;
    border-right: 2px solid #999999;
    border-top: 2px solid #999999;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    -webkit-transform: rotate(-45deg);
        -ms-transform: rotate(-45deg);
            transform: rotate(-45deg);
    -webkit-transition: -webkit-transform .2s ease-in-out;
    transition: -webkit-transform .2s ease-in-out;
    -o-transition: transform .2s ease-in-out;
    transition: transform .2s ease-in-out;
    transition: transform .2s ease-in-out, -webkit-transform .2s ease-in-out;
}