.spoiler {
  margin: 5px 0;
  padding: 0 15px;
  border: 1px solid #E5E5E5;
  position: relative;
  clear: both;
  border-radius: 3px;
}
.spoiler .spoiler-title {
  background: #E5E5E5;
  margin: 0 -15px;
  padding: 5px 15px;
  color: #353535;
  font-weight: bold;
  font-size: 13px;
  display: block;
  cursor: pointer;
}
.spoiler .spoiler-title:before {
  font-weight: bold;
}
.spoiler.collapsed .spoiler-title:before {
  content: "显示 ";
}
.spoiler.expanded .spoiler-title:before {
  content: "隐藏 ";
}
.spoiler .spoiler-content {
  padding-top: 0;
  padding-bottom: 0;
  margin-top: 0;
  margin-bottom: 0;
  -moz-transition-duration: 0.3s;
  -webkit-transition-duration: 0.3s;
  -o-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -moz-transition-timing-function: ease-in-out;
  -webkit-transition-timing-function: ease-in-out;
  -o-transition-timing-function: ease-in-out;
  transition-timing-function: ease-in-out;
}
.spoiler.collapsed .spoiler-content {
  overflow: hidden;
  max-height: 0;
}
.spoiler.expanded .spoiler-content {
  max-height: 3000px;
  overflow: hidden;
}
.spoiler .spoiler-content p:first-child {
  margin-top: 0 !important;
}