.sideNav {
  height: 100%;
  width: 0;
  position: fixed;
  z-index: 1;
  top: 0;
  left: 0;
  background-color: rgba(70, 105, 188, 0.95);
  overflow-x: hidden;
  transition: 0.5s;
  padding-top: 40px;
}

.sideNav a {
  padding: 8px 8px 8px 32px;
  text-decoration: none;
  font-size: 20px;
  color: #f5f7fa;
  display: block;
  transition: 0.3s;
}

.sideNav .closeBtn {
  position: absolute;
  top: 0;
  right: 25px;
  font-size: 36px;
  margin-left: 50px;
}

@media screen and (max-height: 660px) {
  .sideNav {
    padding-top: 10px;
  }
  .sideNav a {
    font-size: 18px;
  }
}