html,
body {
  height: 100%;
}

body {
  display: flex;
  align-items: center;
}

.formbutton {
  color: #fff;
  background-color: #337ab7;
  border-color: #2e6da4;
}
.formbutton:focus,
.formbutton.focus {
  color: #fff;
  background-color: #286090;
  border-color: #122b40;
}
.formbutton:hover {
  color: #fff;
  background-color: #286090;
  border-color: #204d74;
}

.form-signin {
  max-width: 330px;
  padding: 15px;
  margin: auto;
}

.form-signin input[type="text"] {
  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;
}