body {
  padding: 0;
  margin: 0;
  font-family: 'Kanit', sans-serif;
  background-color: #ccc;
  overflow-y: hidden;
}

.login_container {
  margin: 50px auto;
  padding: 15px 0;
  width: calc(100vw - 15px - 15px);
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: white;
  border-radius: 10px;
  box-shadow: 0 0 10px gray;
}

.login_logo {
  margin: 30px auto;
  width: 100%;
  height: 150px;
  background-position: center;
  background-size: contain;
  background-repeat: no-repeat;
}

.login_username {
  width: 60%;
  padding: 5px 10px;
}

.login_password {
  width: 60%;
  margin-top: 15px;
  padding: 5px 10px;
}

.login_warn {
  width: 80%;
  height: 50px;
  color: red;
  text-align: center;
}

.login_warn:before {
  content: "";
  display: inline-block;
  height: 50px;
  vertical-align: middle;
}

.login_confirm {
  width: 80px;
  padding: 10px 0;
  color: whitesmoke;
  text-align: center;
  font-weight: bold;
  background-color: #E17A6B;
  cursor: pointer;
  border-radius: 5px;
}

@media screen and (min-width: 576px) {
  .login_container {
    width: 345px;
  }
}