.repertory_right {
  width: 986px;
  height: 812px;
  margin: 20px 0 0 20px;
  float: left;
}
.repertory_name {
  display: flex;
  justify-content: center;
  align-items: center;
  justify-content: space-between;
}
.repertory-a {
  display: flex;
  margin-top: 20px;
}
.repertory-b {
  display: flex;
  margin-top: 2px;
  margin-bottom: 20px;
}
.repertory-a :nth-child(2),
.repertory-b :nth-child(2) {
  margin: 0px 2px;
}
.repertory-a span {
  width: 327px;
  height: 40px;
  background: rgba(238, 247, 255, 1);
  text-align: center;
  line-height: 40px;
  color: #2a2a2a;
}
.repertory-b span {
  width: 327px;
  height: 40px;
  background: rgba(249, 252, 255, 1);
  text-align: center;
  line-height: 40px;
  color: #666;
}
.repertory_right {
  overflow-y: auto;
  overflow-x: hidden;
}