html,
body {
  height: 100%;
}
body {
  font-family: Yu Gothic, Meiryo, sans-serif,メイリオ, Meiryo, 'ヒラギノ角ゴ Pro W3', 'Hiragino Kaku Gothic Pro', 'ＭＳ Ｐゴシック', 'MS P Gothic', Osaka, Verdana, Arial, Helvetica, sans-serif;
	background: #000;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  padding-top: 30px;
  padding-bottom: 30px;
  background-color: #f5f5f5;
}
.form-signin{
  width: 100%;
  max-width: 330px;
  padding: 15px;
  margin: auto;
  font-weight: 400;
}
.form-signin .form-control {
  position: relative;
  box-sizing: border-box;
  height: 80%;
  padding: 10px;
  font-size: 16px;
}
.form-signin .form-control:focus {
  z-index: 2;
}
.form-signin input[type="userName"] {
  margin-bottom: -1px;
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
}

.form-group{
  margin: 1em;
}