html, body, #form1 {
    background-color: #f5f5f5;
    height: 100%;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}

.container-fluid {
    height: 100%
}

table {
    width: 100%;
    height: 100%;
}

    table tr td {
        width: 100%;
        height: 100%;
        vertical-align: middle;
    }

#login-container {
    max-width: 300px;
    min-height: 200px;
    background: #ffffff;
    margin: auto;
    border: solid 0px #c3c3c3;
    padding: 50px 20px;
    box-sizing: padding-box
}

.logo {
    margin-bottom: 50px
}

span {
    display: block
}

.btn-login {
    background-color: #333333 !important;
    border-color: #333333
}

    .btn-login:hover {
        background-color: #b3b3b3 !important;
        border-color: #b3b3b3
    }

.alert{
    margin-top: 10px;
}


.hidden {
    display: none;
}