Modify style and component structure. should look foward collections.

_includes/_headbar.liquid

 <header>
-  <div class="logo"><img src="/images/cropped-cropped-imgpsh_fullsize.png" /></div>
-  <div class="title">
-    <h1><a href="/">Deep Blog</a></h1>
-  </div>
+  <h1>@mnivoliez Blog</h1>
+  <nav>
+    <a href="/">Article</a> 
+  </nav>
 </header>

_includes/_post-card.liquid

 <article class="post-card">
-{% comment %}
-  <!--{% if post.data.img_cover %}
-    <img class="post-card-cover" src="{{ post.data.img_cover }}">
-  {% endif %}-->
-{% endcomment %}
-
-  <div class="post-card details">
-    <a style="text-decoration:none;" href="{{ post.permalink }}"><strong style="color:#00bcd4;"><h2>{{ post.title }}</h2></strong></a>
-    <div class="post-meta"><time datetime="{{ post.published_date }}">{{ post.published_date | date: '%b %-d, %Y' }}</time> / {{ post.data.author }}</div>
-    {{ post.excerpt }}
-    <form class="post-form" action="{{ post.permalink }}" method="GET">
-      <button type="submit" class="button green">Read more<i class="material-icons">chevron_right</i></button>
-    </form>
-  </div>
+  <a class="post-title" href="{{ post.permalink }}"><strong><h2>{{ post.title }}</h2></strong></a>
+  <div class="post-meta"><time datetime="{{ post.published_date }}">{{ post.published_date | date: '%b %-d, %Y' }}</time> / {{ post.data.author }}</div>
+  {{ post.excerpt }}
+  <a class="post-readmore" href="{{ post.permalink }}">Read more<i style="vertical-align: bottom;" class="material-icons">chevron_right</i></a>
 </article>

index.liquid

@@ -3,10 +3,8 @@ layout: default.liquid
 data:
   lang: en
 ---
-<div>
-  <div class="posts-container">
-    {% for post in collections.posts.pages %}
-      {% include "_post-card.liquid" %}      
-    {% endfor %}
-  </div>
+<div class="posts-container">
+  {% for post in collections.posts.pages %}
+    {% include "_post-card.liquid" %}      
+  {% endfor %}
 </div>

style.css

 :root {
-  --dark-grey: #211D27;
-  --light-grey: #404040;
-  --dark-purple: #332453;
-  --purple: #563C7E;
-  --light-purple:#7665B8;
-  --green: #4caf50;
-
   --font-stack: helvetica, arial, sans-serif;
   --text-color: white;
   --text-color-light-grey: #828282;
+  --title-color: #00bcd4;
 
-  --breakpoint: 41em;
-}
+  --background-color: #607D8B;
+  --header-background-color: rgb(55, 71, 79);
+  --element-background-color: rgb(48, 48, 48);
 
-* {
-  box-sizing: border-box;
+  --breakpoint: 41em;
 }
 
 html {
@@ -23,53 +17,45 @@ html {
 
 body {
   color: var(--text-color);
-  background-color: var(--dark-purple);
+  background-color: var(--background-color);
   font-family: var(--font-stack);
   line-height: 1.4;
   margin: 0;
 }
 
 main {
+  padding-top: 20px;
+  margin-top: 90px;
   max-width: 100ch;
 }
 
-a {
-}
-
 header {
-  width: 100%;
-  display: grid;
-  grid-template-areas: "l c r";
-  grid-template-columns: 1fr 2fr 1fr;
-  padding-top: 1em;
-  background-color: var(--dark-grey);
-  margin-bottom: 20px;
-}
-
-header .logo {
-  grid-area: l;
-  text-align: left;
-}
-
-header .logo img {
-  max-height: 200px;
-}
-
-header .title {
-  grid-area: c;
-  display: inline-flex;
-  flex-direction: column;
-  align-content: center;
+  top: 0;
+  left: 0;
+  right: 0;
+  position: fixed;
+  padding: 5px;
+  height: 90px;
+  background-color: var(--header-background-color);
+  box-shadow:rgba(0, 0, 0, 0.12) 0px 1px 6px, rgba(0, 0, 0, 0.12) 0px 1px 4px;
+  display: flex;
+  flex-direction: row;
+  justify-content: space-around;
+  align-items: center;
 }
 
-header .title h1 {
-  margin: auto;
-}
 
 header nav {
+  display: flex;
+  flex-direction: row;
   justify-content: center;
 }
 
+nav a {
+  text-decoration: none;
+  color: var(--text-color) !important;
+}
+
 
 @media (max-width: 41em) {
   header nav {
@@ -91,80 +77,51 @@ section {
 }
 
 article {
-  border-radius: 2px;
-  background-color: var(--light-grey);
-  padding-left: 30px;
-  padding-right: 30px;
-  padding-top: 15px;
-  padding-bottom: 10px;
-  margin-top: 32px;
-  margin-bottom: 10px;
-  margin-right: auto;
-  margin-left: auto;
 }
 
 #disqus_thread {
-  border-radius: 2px;
-  background-color: var(--light-grey);
-  padding-left: 30px;
-  padding-right: 30px;
-  padding-top: 15px;
-  padding-bottom: 10px;
-  margin-bottom: 20px;
-  margin-right: auto;
-  margin-left: auto;
-
 }
 
 footer {
-  text-align: center;
-  padding-top: 1em;
-  background-color: var(--dark-grey);
-  max-width: none !important;
 }
 
-footer p {
-  margin: 0;
-  padding: 1em 0;
+.posts-container {
+  display: flex;
+  flex-direction: column;
 }
 
 .post-card {
-  background-color: var(--light-grey);
+  margin: 2px;
+  padding-left: 10px;
+  padding-right: 10px;
+  padding-bottom: 5px;
+  background-color: var(--element-background-color);
+  box-sizing: border-box;
+  font-family: Roboto, sans-serif;
   border-radius: 2px;
-  margin: 5px;
-  padding-right: 30px;
-  padding-left: 30px;
-  padding-top: 15px;
-  padding-bottom: 10px;
+  display: flex;
+  flex-direction: column;
 }
 
-.post-card .details {
-  margin: 5px;
-  display: inline-flex;
-  flex-direction: column;
+.post-title {
+  text-decoration: none;
+  color: var(--title-color) !important; 
 }
 
 .post-meta {
+  padding-left: 10px;
   color: var(--text-color-light-grey);
 }
 
-.post-form {
-  display: inline-flex;
-  justify-content: flex-end;
-}
-
-.button {
-  display: inline-flex;
-  align-items: center;
-  text-align: center;
-  outline: medium none currentcolor;
-  border: 10px none;
-  cursor: pointer;
-  height: 36px;
-  line-height: 36px;
+.post-readmore {
+  color: var(--text-color) !important;
+  text-decoration: none;
+  padding: 2px;
+  justify-content: center;
   border-radius: 2px;
+  display: inline-block;
+  background-color: rgb(76, 175, 80);
+  align-self: flex-end;
 }
 
-.button.green {
-  background-color: var(--green);
-}
+