html {
  height: 100%;
}

body {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    background-color: #f5f5f5;
    height: 100%;
}

.form-signin {
  width: 100%;
  max-width: 500px;
  padding: 15px;
  margin: auto;
}

.divImage {
    margin-bottom: 100px;
    margin-top: 50px;
}