.tf-post-navigation .tf-wrap-post-navigation {
overflow: hidden;
display: -webkit-box;
display: -ms-flexbox;
display: flex;
}
.tf-post-navigation .tf-wrap-post-navigation .tf-post-navigation-link {
width: calc(50% - (1px / 2));
white-space: nowrap;
overflow: hidden;
-o-text-overflow: ellipsis;
text-overflow: ellipsis;
}   
.tf-post-navigation .tf-wrap-post-navigation .tf-post-navigation-next {
text-align: right;
}
.tf-post-navigation .tf-wrap-post-navigation .tf-post-navigation-link > a {
display: -webkit-box;
display: -ms-flexbox;
display: flex;
-webkit-box-align: center;
-ms-flex-align: center;
align-items: center;
max-width: 100%;
}
.tf-post-navigation .tf-wrap-post-navigation .tf-post-navigation-link.tf-post-navigation-next > a {
float: right;
}
.tf-post-navigation .tf-wrap-post-navigation span.tf-post-navigation-link-prev, 
.tf-post-navigation .tf-wrap-post-navigation span.tf-post-navigation-link-next {
display: -webkit-box;
display: -ms-flexbox;
display: flex;
-webkit-box-orient: vertical;
-webkit-box-direction: normal;
-ms-flex-direction: column;
flex-direction: column;
}
.tf-post-navigation .tf-wrap-post-navigation .tf-post-navigation-separator {
text-align: center;
}
.tf-post-navigation .tf-wrap-post-navigation .tf-post-navigation-separator .navigation-separator {
height: 100%;
width: 1px;
margin: 0 auto;
background-color: #d4d4d4;
}