.center {
    margin: auto;
    width: 99%;
    overflow: auto;
}

.login-form {
    width: 750px;
    margin: 0;
    padding: 10px;
    position: absolute;
    border: 1px solid black;
    top: 50%;
    left: 50%;
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}
/*Green bar under Login title*/
    .login-form div.green-with-inset {
        font-size: 20pt;
        padding: 20px 15px 15px 80px;
        line-height: 40px;
        margin-bottom: 28px;
        border-width: 0 0 5px 0;
        border-style: solid;
        border-color: #3DCD58;
        box-sizing: border-box;
        background-image: url(../images/Logo.png);
        background-size: auto;
        background-repeat: no-repeat;
        background-position: left bottom;
    }

    .login-form form-control {
        width: 100%
    }

    .login-form button {
        float: right;
    }