body {
  padding: 0;
  margin: 0;
  background-color: #c6b6bb;
}

/* header */
.header {
  text-align: center;
  margin-top: 5%;
}
.header h1 {
  font-size: 18px;
  font-weight: 500;
  color: rgb(85, 80, 80);
}

/* CONTENT */
.content {
  width: 100%;
  height: 100 vh;
}
.box {
  background-color: #a6e0b9;
  width: 50%;
  left: 50%;
  right: 50%;
  transform: translate(50%);
  margin-top: 3%;
  border-radius: 30px;
  overflow: hidden;
}
.subject {
  position: relative;
  margin: 0;
  padding: 18px;
  width: 100%;
  text-align: left;
  border: none;
  outline: none;
  background-color: #fff9d6;
  color: #c44165;
  font-size: 15px;
  font-weight: 700px;
  cursor: pointer;
}
.active,
.subject:hover {
  background-color: #e4d0ad;
}
.info {
  padding: 0 18px;
  background-color: #f7f7f7;
  overflow: hidden;
  display: none;
}

.subject::before {
  content: "+";
  color: rgb(85, 80, 80);
  position: absolute;
  top: 50%;
  right: 20px;
  font-size: 30px;
  transform: translateY(-50%);
}

.subject.active::before {
  content: "-";
}

.subject.active + .info {
  display: block;
}