body {
    margin: 0;
}
.form-signin {
    max-width: 330px;
    padding: 15px;
    margin: 40px auto 0;
}
.form-signin .form-control {
    position: relative;
    height: auto;
    box-sizing: border-box;
    padding: 10px;
    font-size: 16px;
}
.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-right-radius: 0;
    border-top-left-radius: 0;
}