main > .container {
    padding: 70px 15px 20px;
}

.landing-page-section {
    position: relative;
    background: url("../../images/books.jpg") no-repeat center center;
    background-size: cover;
    height: 400px; 
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-align: center;
}

.landing-page-section .overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5); 
    z-index: 1;
}

.landing-page-section .content {
    position: relative;
    z-index: 2;
}

.landing-page-section .content h1 {
    color: #20c997;
    margin-bottom: 20px;
}

.landing-page-section .content p {
    margin-bottom: 20px;
}

.landing-page-section .content .btn {
    padding: 10px 20px;
}

.overlay-text-container {
    max-width: 100%; 
    width: 100%;
    padding: 0 20px; 
    box-sizing: border-box;
}

#scrollToTopBtn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 99;
    display: none;
}

.testimonial-text,
.testimonial-author {
    text-align: center;
}

.partner-logo {
    max-width: 100%; 
    height: auto; 
}

.footer {
    background-color: #f5f5f5;
    font-size: .9em;
    height: 60px;
}

.footer > .container {
    padding-right: 15px;
    padding-left: 15px;
}

.not-set {
    color: #c55;
    font-style: italic;
}

/* add sorting icons to gridview sort links */
a.asc:after, a.desc:after {
    content: '';
    left: 3px;
    display: inline-block;
    width: 0;
    height: 0;
    border: solid 5px transparent;
    margin: 4px 4px 2px 4px;
    background: transparent;
}

a.asc:after {
    border-bottom: solid 7px #212529;
    border-top-width: 0;
}

a.desc:after {
    border-top: solid 7px #212529;
    border-bottom-width: 0;
}

.grid-view th {
    white-space: nowrap;
}

.hint-block {
    display: block;
    margin-top: 5px;
    color: #999;
}

.error-summary {
    color: #a94442;
    background: #fdf7f7;
    border-left: 3px solid #eed3d7;
    padding: 10px 20px;
    margin: 0 0 15px 0;
}


.navbar .nav li {
    color: #261fff
}

/* align the logout "link" (button in form) of the navbar */
.nav li > form > button.logout {
    padding-top: 7px;
    color: #ff9700;
}


@media(max-width:767px) {
    .nav li > form > button.logout {
        display:block;
        text-align: left;
        width: 100%;
        padding: 10px 0;
    }
}

.nav > li > form > button.logout:focus,
.nav > li > form > button.logout:hover {
    text-decoration: none;
    color: #ff9700;
}

.nav > li > form > button.logout:focus {
    outline: none;
}

.form-group {
    margin-bottom: 1rem;
}