html,
body {
  padding: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  position: relative;
  background: #212121;
  color: white;
  font-family: "Cuprum", sans-serif;
}

.login_tab {
  background-color: rgba(44, 44, 44, 0.9);
  padding: 30px 20px;
  border-radius: 10px;
  text-align: center;
  margin: 20% auto;
  max-width: 700px;
}
.LoginMsg {
  color: #333;
  background: white;
  border: 3px solid #973653;
  border-radius: 3px;
}
.inputDx {
  background: #f0f0f0;
  border: none;
  margin: 1px auto 1px;
  max-width: 60%;
  height: 27px;
  color: black;
  border-radius: 1px;
  text-align: center;
  width: 100%;
  max-width: 250px;
}
.inputsubmit {
  border-radius: 1px;
  height: 30px;
  border: none;
  background-color: #427397;
  color: #fff;
  cursor: pointer;
  text-align: center;
  width: 100%;
  max-width: 250px;
  letter-spacing: 2px;
}
.inputsubmit:hover {
  background-color: #194260;
  color: black;
}