body {
    background: whitesmoke;
}

.login-form {
    width: 400px;
    margin: 0 auto;
    padding: 100px 0;
}

.login-form form {
    border-radius: 5px;
    background:white;
    border: 1px solid rgba(0, 0, 0, 0.2);
    padding: 40px;
}

.login-form hr {
    height: 1px;
    border-top: 1px rgba(0, 0, 0, 0.1) solid;
}

.login-form .header {
    text-align: center;
    font-size: 24px;
    margin-bottom: 20px;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.form-control {
    box-shadow: none;
    border-color: gainsboro;
}

.login-form .btn {
    background: DodgerBlue;
    border: none;
    line-height: normal;
}

.login-form .btn:hover, .login-form .btn:focus {
    background: MediumBlue;
}

.login-form .form-control, .login-form .btn {
    min-height: 50px;
    border-radius: 5px; 
    transition: all 0.5s;
}

.input-group-addon {
    background-color: white;
}

.fa-user, .fa-unlock-alt {
    color: DodgerBlue;
}

.margin-bottom-10px {
    margin-bottom: 10px;
}

.margin-bottom-20px {
    margin-bottom: 20px;
}