* {
  box-sizing: border-box;
}
.main {
  position: fixed;
  left: 0;
  right: 0;
  overflow: scroll;
  height: 100%;
  opacity: 1;
  -ms-overflow-style: none;
  /* Hide scrollbar for IE and Edge */
  scrollbar-width: none;
  /* Hide scrollbar forFirefox */
}
/* Hide scrollbar for Chrome, Safari and Opera */
.main::-webkit-scrollbar {
  display: none;
}
.header {
  top: 0;
  width: 100%;
  height: 17%;
  background: rgba(255, 255, 255, 1);
  font-family: Roboto;
  opacity: 1;
  text-align: center;
  vertical-align: middle;
  -ms-overflow-style: none;
  /* Hide scrollbar for IE and Edge */
  scrollbar-width: none;
  /* Hide scrollbar for Firefox */
}
.school {
  color: rgba(0, 0, 0, 1);
  font-weight: Bold;
  font-size: 15px;
  text-align: left;
}
.body {
  bottom: 0;
  width: 100%;
  height: 83%;
  background: rgba(250, 251, 253, 1);
  color: rgba(84, 105, 141, 1);
  font-family: Roboto;
  font-size: 14px;
}
.message {
  width: 457px;
  color: rgba(84,105,141,1);
  font-family: Roboto;
  font-size: 14px;
  opacity: 1;
  text-align: center;
  display: block;
}
@media only screen and (max-width: 1350px) 
{
  .message {
    width: 100%;
  }
}
.mail {
  margin-left: auto;
  margin-right: auto;
  width: 100px;
  height: 97px;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  opacity: 1;
  overflow: hidden;
}
.banner {
  width: 272px;
  height: 36px;
  background: rgba(255,255,255,1);
  opacity: 1;
  overflow: hidden;
}