Style clobbering about d3wordcloud HOT 2 OPEN

---
title: "A test"
author: "A Person"
date: "`r Sys.Date()`"
output:
  rmarkdown::html_document:
    css: custom.css
    df_print: paged
    fig_caption: yes
    fig_width: 7
    highlight: tango
    toc: true
    toc_depth: 3
    toc_float: true
---

```{r setup, include=FALSE}
library(d3wordcloud) 
words <- c("I", "love", "this", "package", "but", "I", "don't", "like", "use", "wordclouds!", "voila")
freqs <- rev(seq(length(words))) + 10
```

# H1

This is some standard p text in markdown. The font should be Open Sans 300 weight
for the paragraph, and the title should be 28-point, 800 weight.

```{r p1}
d3wordcloud(words, freqs)
```

name: "testing"
theme: yeti
navbar:
  title: "A test"
  type: inverse
  right:
    - icon: fa-question-circle fa-lg
      href: mailto:[email protected]

p, li {
  font-size: larger;
  font-family: "Open Sans";
  font-weight: 300;
}

h1 {
  font-size: 36px;
  font-family: "Garamond";
  font-weight: 700;
  margin-top: 0 !important;
}

.title {
  font-family: "Open Sans";
  font-size: 28pt;
  font-weight: 800;
  padding-top: 20px;
}