html,
body {
  /*height: 100%;*/
}

body {
  display: -ms-flexbox;
  display: -webkit-box;
  display: flex;
  -ms-flex-align: center;
  -ms-flex-pack: center;
  -webkit-box-align: center;
  align-items: center;
  -webkit-box-pack: center;
  justify-content: center;
  padding-top: 40px;
  padding-bottom: 40px;
  background-color: #f5f5f5;
}

@media only screen and (min-width: 320px) {
  .reg {
    max-width: 80%;
  }
}

@media only screen and (min-width: 768px) {
  .reg {
    max-width: 80%;
  }
}

@media only screen and (min-width: 1024px) {
  .reg {
    max-width: 60%;
  }
}

@media only screen and (min-width: 1900px) {
  .reg {
    max-width: 60%;
  }
}

.login {
  max-width: 330px;
}

.form-signin {
  width: 100%;
  /*max-width: 330px;*/
  padding: 15px;
  margin: 0 auto;
}

  .form-signin .checkbox {
    font-weight: 400;
  }

  .form-signin .form-control {
    position: relative;
    box-sizing: border-box;
    height: auto;
    padding: 10px;
    font-size: 16px;
  }

    .form-signin .form-control:focus {
      z-index: 2;
    }

  .form-signin input[type="email"] {
    margin-bottom: -1px;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
  }

  .form-signin input[type="password"] {
    margin-bottom: 10px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
  }