diff --git a/src/app.css b/src/app.css
index be6f037..9677b1a 100644
--- a/src/app.css
+++ b/src/app.css
@@ -6,7 +6,8 @@ body {
     font-family: 'Roboto Mono', monospace;
     /*background-color: #efa005;*/
     /*background-color: #d6d00c;*/
-    background-color: #ffcb03;
+    background-color: #303030;
+    color: white;
 }
 
 a {
@@ -19,4 +20,8 @@ a:hover {
 
 .eb2-photo {
     filter: sepia(100%) hue-rotate(20deg);
+}
+
+.eb2-photo-invert {
+    filter: invert(1) sepia(100%) hue-rotate(20deg);
 }
\ No newline at end of file
diff --git a/src/routes/+page.svelte b/src/routes/+page.svelte
index 8789bda..a09eb0a 100644
--- a/src/routes/+page.svelte
+++ b/src/routes/+page.svelte
@@ -50,6 +50,12 @@
             text: 'Kryptoanarchista a lunarpunk - Secret Network Czech, <a href="https://privacyhub.carrd.co/" target="_blank">Privacy Hub CZ|SK</a>',
             url: 'https://twitter.com/JiriCepelka'
         },
+        {
+            id: 'jacob-jelen',
+            name: 'Jacob Jelen',
+            text: 'Product designer, Creative Technologist',
+            url: 'https://twitter.com/jacobjelen'
+        },
         {
             id: 'vojtch',
             name: 'Vojtěch Studený',
@@ -62,6 +68,12 @@
             text: 'Business developer a hlavní analytik společnosti <a href="https://softvision.ai/ target="_blank">SoftVision</a>',
             url: 'https://www.linkedin.com/in/petr-hotovec-2b1759a7'
         },
+        {
+            id: 'adam-sobotka',
+            name: 'Adam Sobotka',
+            text: 'Zakladatel Zitrone, člen Developer DAO a Forefront',
+            url: 'https://twitter.com/vorcigernix'
+        },
         {
             id: 'jiri-skrivan',
             name: 'Jiří Skřivan',
@@ -107,7 +119,7 @@
         </p>
         <div class="mt-6">
             <a href="https://proxy-tickets.ethbrno.cz/">
-                <button class="bg-eb2 text-[#ffffff] hover:bg-gray-700 font-bold py-2 px-4 rounded">
+                <button class="bg-eb2 text-[#000000] hover:opacity-50 font-bold py-2 px-4 rounded">
                     Koupit vstupenku →
                 </button>
             </a>
@@ -172,7 +184,7 @@
         <div class="flex flex-wrap justify-center mt-4">
             {#each partners as item}
                 <div>
-                    <a href={item.url} target="_blank"><img src="/photos/partners/{item.id}.png" alt="{item.name}" class="h-10 grayscale hover:grayscale-0" />
+                    <a href={item.url} target="_blank"><img src="/photos/partners/{item.id}.png" alt="{item.name}" class="eb2-photo-invert h-10 grayscale hover:grayscale-0 invert" />
                 </div>
             {/each}
         </div>
diff --git a/static/photos/speakers/adam-sobotka.jpg b/static/photos/speakers/adam-sobotka.jpg
new file mode 100644
index 0000000..90a78ab
Binary files /dev/null and b/static/photos/speakers/adam-sobotka.jpg differ
diff --git a/static/photos/speakers/jacob-jelen.jpg b/static/photos/speakers/jacob-jelen.jpg
new file mode 100644
index 0000000..0281867
Binary files /dev/null and b/static/photos/speakers/jacob-jelen.jpg differ
diff --git a/tailwind.config.cjs b/tailwind.config.cjs
index 1d7b5df..2926444 100644
--- a/tailwind.config.cjs
+++ b/tailwind.config.cjs
@@ -7,8 +7,9 @@ module.exports = {
       eb2: {
         //DEFAULT: '#e11d48',
         //DEFAULT: '#992524',
-        DEFAULT: '#59565e',
+        //DEFAULT: '#59565e',
         //normal: '#84cc16',
+        DEFAULT: '#ffcb03'
       }
     }
   },