.posts-container{display: flex; flex-wrap: wrap; position: relative;}
article{flex-grow: 1;margin-bottom: 20px!important;}

.cols-2{margin-right: 10%; flex-basis: 45%;}
.cols-3{margin-right: 5%; flex-basis: 30%;}
.cols-4{margin-right: 3.33%; flex-basis: 22.5%;}
article.cols-2.count-2{margin-right: 0;}
article.cols-3.count-3{margin-right: 0;}
article.cols-4.count-4{margin-right: 0;}

.teaser-posts-heading a{text-decoration: none!important;}
.teaser-posts-heading{margin-bottom: 6px!important;margin-top: 10px!important;}
.excerpt{margin-bottom: 0px;}

.readmore-btn{background: #000; color: #fff; padding:1px 5px; display:inline-block; margin-top: 8px; border-radius: 5px; text-decoration:none!important;}
.readmore-btn:hover{background: #eee; color: #222;}