body {
  padding-top: 100px;
  padding-bottom: 40px;
  background-color: #eee;
}

.form-signin {
  max-width: 300px;
  padding: 15px;
  margin: 0 auto;
}
.form-signin .form-signin-heading,
.form-signin .checkbox {
  margin-bottom: 10px;
}
.form-signin .checkbox {
  font-weight: normal;
}
.form-signin .form-control {
        position: relative;
        height: auto;
        -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
        box-sizing: border-box;
        padding: 10px;
        font-size: 16px;
    }
.form-signin .form-control:focus {
  z-index: 2;
}
.form-signin .input {
        margin-bottom: -1px;
        border-bottom-right-radius: 0;
        border-bottom-left-radius: 0;
}