.protocol {
  position: relative;
}
.protocol-content {
  width: 1200px;
  margin-left: 50%;
  transform: translateX(-50%);
  position: relative;
  box-sizing: border-box;
}
.protocol-main {
  margin: 42px auto;
}
.protocol-main-text {
  font-size: 20px;
  color: #333333;
  line-height: 34px;
}
.protocol-main-text p {
  margin-bottom: 30px;
  margin-top: 0px;
  text-align: justify;
}