html,
body {
    height: 100%;
}

body {
    font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    padding-top: 50px;
    -webkit-box-shadow: inset 0 0 100px rgba(0,0,0,.5);
    box-shadow: inset 0 0 100px rgba(0,0,0,.5);
    background-color: #333;
    color: #FFF;
}

.gov_logo {
    margin-bottom: 0.5rem !important;
}

.btn_login {
    max-width: 250px;
    margin-left: auto;
    margin-right: auto;
}

.form-signin {
    width: 100%;
    max-width: 430px;
    margin: auto;
}
.form-signin .checkbox {
    font-weight: 400;
}
.form-signin .form-control {
    position: relative;
    box-sizing: border-box;
    height: auto;
    font-size: 16px;
}
.form-signin .form-control:focus {
    z-index: 2;
}
.form-signin input[type="email"] {
    margin-bottom: -1px;
}
.form-signin input[type="password"] {
    margin-bottom: 10px;
}

.bd-placeholder-img {
    font-size: 1.125rem;
    text-anchor: middle;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

#response-signin {
    display: none;
    margin-bottom: 10px;
}

.error-block {
    color: red;
}

.success-block {
    color: green;
}


@media (min-width: 768px) {
    .bd-placeholder-img-lg {
        font-size: 3.5rem;
    }
}