body {
    background-color: #f5f5f5;
}

.form-signin {
    width: 100%;
    max-width: 300px;
    margin: 100px auto 0 auto;
}

.form-signin img {
    margin: 0 auto 50px auto;
    display: block;
}

.form-signin .form-control {
    padding: 10px;
    font-size: 16px;
}
.form-signin .form-control:focus {
    z-index: 2;
}
.form-signin input[type="login"] {
    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;
}