body {
    font-family: 'Raleway', sans-serif;
}

.main-content {
    flex: 1;
    padding: 20px;
    /* margin-left: 250px; */
}

.main-content h4 {
    color: #11396a;
    font-family: 'Quicksand', sans-serif;
    font-weight: 700;
}

.main-content h6 {
    color: #11396a;
    font-family: 'Raleway', sans-serif;
    font-weight: 700;
}

.books {
    color: #11396a;
    font-family: 'Quicksand', sans-serif;
    font-weight: 700;
}

.dataTables_length {
    margin-bottom: 15px;
}

.dataTables_info {
    margin-top: 8px;
}

.dataTables_paginate {
    margin-top: 10px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

th,
td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background: #11396a;
    color: white;
}

tr:hover {
    background: #f1f1f1;
}

.pdf-links {
    display: inline-block;
    padding: 8px 15px;
    background-color: #f0f8ff;
    color: #11396a;
    text-decoration: none;
    border: 1px solid #ccc;
    border-radius: 5px;
    transition: .5s;
}

.pdf-links:hover {
    background-color: #11396a;
    color: #fff;
    text-decoration: none;
}

.span-border {
    border-bottom: 1px solid #81ca00;
    display: inline-block;
    position: relative;
    text-align: center;
    width: 180px;
    align-items: center;
}

.span-border::after {
    background-color: #81ca00;
    bottom: -3px;
    border-radius: 20px;
    content: "";
    height: 5px;
    position: absolute;
    left: 0;
    right: 0;
    margin: auto;
    width: 60px;
}