body {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 15px;
    background: rgb(231, 233, 223);
}
h1 {
    margin-left:1rem;
}
#toc_container {
    background: #a5dcf5 none repeat scroll 0 0;
    border: 1px solid #aaa;
    display:table;
    font-size: 1rem;
    padding-right: 20px;
    width: auto;
    margin-left: 10px;
}
.toc_title {
    font-weight: 700;
    font-size: 1.3rem;
    text-align: center;
    margin-bottom: 0px;
    margin-top: 10px;
}
#toc_container li, #toc_container ul, #toc_container ul li{
    list-style: outside none none !important;
}
#myBtn {
    display: none; /* Hidden by default */
    position: fixed; /* Fixed/sticky position */
    bottom: 20px; /* Place the button at the bottom of the page */
    right: 30px; /* Place the button 30px from the right */
    z-index: 99; /* Make sure it does not overlap */
    border: none; /* Remove borders */
    outline: none; /* Remove outline */
    background-color: red; /* Set a background color */
    color: white; /* Text color */
    cursor: pointer; /* Add a mouse pointer on hover */
    padding: 15px; /* Some padding */
    border-radius: 10px; /* Rounded corners */
    font-size: 18px; /* Increase font size */
}
#myBtn:hover {
    background-color: #555; /* Add a dark-grey background on hover */
}

table, td, th {
    border:1px solid;
}
table {
    width: 400px;
    border-collapse: collapse;
}
td {
    height:25px;
    vertical-align: center;
}




/* New Gallery begin */
.main {
    width: 100%;
    flex-direction: column;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 0px 60px 0px;
}
.img__item {
    cursor: pointer;
    overflow:hidden;
    border-radius: 4px;
}
.img__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.3s ease-in-out;
}
.img__item img:hover {
    /* transform: scale(1.05); */
    opacity: 0.7
}

/*Image modal*/
.modal {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgba(0, 0, 0, 0.733);
    margin-top: -1px;
    animation: zoom 0.3s ease-in-out;
}
@keyframes zoom {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

.modal img {
    width: 80%;
    object-fit: cover;
}

/* Caption of Modal Image (Image Text) - same width as the image */
#caption {
    margin: 10px;
    display:block;
    width: 100%;
    height:150px;
    color:#ccc;
    padding: 10px 0;
    font-size: 23px;
    text-align: center;
    background-color: rgb(180, 74, 74);
}

.closeBtn {
    color: rgba(255, 255, 255);
    font-size: 50px;
    position: absolute;
    top: 0;
    right: 0;
    margin: 20px;
    cursor: pointer;
    transition: 0.2s ease-in-out;
}
.closeBtn:hover {
    color: rgb(255, 128, 128);
}

.nextBtn {
    color: rgba(255, 255, 255);
    font-size: 50px;
    position: absolute;
    right:0;
    margin: 20px;
    cursor: pointer;
    transition: 0.2s ease-in-out;
}
.nextBtn:hover {
    color: rgb(255, 128, 128);
}
.prevBtn {
    color: rgba(255, 255, 255);
    font-size: 50px;
    position: absolute;
    margin: 20px;
    left:0;
    cursor: pointer;
    transition: 0.2s ease-in-out;
}
.prevBtn:hover {
    color: rgb(255, 128, 128);
}
/* New Gallery end */