pre {
    white-space: pre-wrap;
}
.banner {
    margin-bottom: 25px;
}
.banner img {
    width: 100%;
}
@media (min-width: 992px) {
    .sidebar-article-category {
        width:250px;
    }
}
@media (min-width: 1200px) {
    .sidebar-article-category {
        width:300px;
    }
}
.article-catalogue {
	z-index:99;
	position:fixed;
	background:rgba(255,255,255,.8);
	color:#999;
	border:1px solid #ddd;
	border-radius:50%;
	width:50px;
	height:50px;
	text-align:center;
	bottom:130px;
	right:15px;
    font-size:15px;
	line-height:18px;
    box-sizing:border-box;
    cursor: pointer;
}
@media screen and (min-width: 900px){
    .article-catalogue {
        right:20px;
    }
}
@media screen and (min-width: 1400px){
    .article-catalogue {
        right:30px;
    }
}
.article-catalogue .article-catalogue-icon {
    z-index: 9999;
    width: 100%;
    height: 100%;
    line-height: 50px;
}
.article-catalogue:hover .article-catalogue-wrap {
    display: block;
}
@media screen and (min-width: 1860px){
    .article-catalogue .article-catalogue-wrap {
        display: block;
    }
}
.article-catalogue-wrap {
    display: none;
    position: absolute;
    bottom: 0px;
    right: 0px;
    padding: 15px 50px 5px 15px;
    font-size: 16px;
    border-radius: 4px;
    text-transform: none;
    width: 320px;
    max-width: calc(100vw - 60px);
    text-align: left;
    background-color: #fff;
    box-shadow: 0 0 12px #c8c8c8;
    overflow-y: auto;
}
.article-catalogue-wrap::-webkit-scrollbar {
    width: 5px;
}
.article-catalogue-wrap::-webkit-scrollbar-track {
    background-color: #f1f1f1;
}
.article-catalogue-wrap::-webkit-scrollbar-thumb {
    background-color: #ccc;
    border-radius: 10px;
}
.article-catalogue-wrap::-webkit-scrollbar-thumb:hover {
    background-color: #ccc;
}