body {
  background-image: url("/images/bg_profile.jpg");
  background-position: top center;
  background-repeat: repeat-y;
  background-attachment: fixed;
  background-size: cover;
}

/* profile */
.profile {
  width: 100%;
  height: 100%;
}
.profile-box {
  position: relative;
  top: 30%;
  margin: 0 auto;
  padding: 16px;
  width: 40%;
  height: 60%;
  font-size: 20px;
  line-height: 32px;
  color: #000;
  background-color: rgba(255, 255 ,255, 0.75);
  overflow-y: scroll;
}
@media screen and (max-width:767px) { 
  .profile div {
    width: 90%;
  }
  .profile-box {
    font-size: 14px;
    line-height: 22px;
  }
}