diff --git a/docs/assets/SIBILS_logo_red.png b/docs/assets/SIBILS_logo_red.png
deleted file mode 100644
index de8398d..0000000
Binary files a/docs/assets/SIBILS_logo_red.png and /dev/null differ
diff --git a/docs/assets/SIBiLS_logo.png b/docs/assets/SIBiLS_logo.png
index 82525d4..2e21b89 100644
Binary files a/docs/assets/SIBiLS_logo.png and b/docs/assets/SIBiLS_logo.png differ
diff --git a/docs/assets/SIBiLS_logo_red.png b/docs/assets/SIBiLS_logo_red.png
new file mode 100644
index 0000000..4e4b1ff
Binary files /dev/null and b/docs/assets/SIBiLS_logo_red.png differ
diff --git a/docs/assets/extra.css b/docs/assets/extra.css
index 968f412..9ffc5b5 100644
--- a/docs/assets/extra.css
+++ b/docs/assets/extra.css
@@ -1,21 +1,25 @@
 [data-md-color-scheme="sibils"] {
-    --md-primary-fg-color:        #c40300;
-    --md-primary-fg-color--light: #ff0300;
-    --md-primary-fg-color--dark:  #b20200;
-    --md-accent-fg-color: #b20200;
+	--md-primary-fg-color: #c40300;
+	--md-primary-fg-color--light: #ff0300;
+	--md-primary-fg-color--dark: #b20200;
+	--md-accent-fg-color: #b20200;
+}
+
+p a.md-button--primary {
+	margin: 1rem 3rem;
 }
 
 article ul.partners {
 	list-style: none !important;
-    display: flex !important;
-    align-items: center !important;
-    justify-content: center !important;
-    flex-wrap: wrap !important;
+	display: flex !important;
+	align-items: center !important;
+	justify-content: center !important;
+	flex-wrap: wrap !important;
 }
 
 article ul.partners li {
 	display: block;
-    margin: 1rem 0 !important;
+	margin: 1rem 0 !important;
 }
 
 article ul.partners li a {
@@ -36,4 +40,4 @@ article ul.partners li a img {
 
 article ul.partners li a img.bigger {
 	height: 5rem;
-}
+}
\ No newline at end of file
diff --git a/docs/assets/graphical_abstract.png b/docs/assets/graphical_abstract.png
index a028fa1..1235a81 100644
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diff --git a/docs/assets/graphical_abstract_original.png b/docs/assets/graphical_abstract_original.png
new file mode 100644
index 0000000..f0ef6ac
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diff --git a/docs/assets/logo_hesso.png b/docs/assets/logo_hesso.png
index 9cd860f..ba0d900 100644
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