.SNS {
  width: 100%;
  height: 100vh;
}
.SNS__inner {
  position: relative;
  margin-left: auto;
  margin-right: auto;
  padding-top: 40px;
  padding-bottom: 40px;
  height: 100%;
}
.SNS__title {
  height: 20px;
}
.SNS__titleimg {
  margin-left: auto;
  margin-right: auto;
  height: 100%;
}
.SNS__body {
  margin-top: 20px;
  margin-left: auto;
  margin-right: auto;
  width: calc(100% - 30px);
  max-width: 400px;
  height: calc(100% - 20px);

  overflow-y: auto;
}