diff --git a/config/web.py b/config/web.py
index d67532b..5989a96 100644
--- a/config/web.py
+++ b/config/web.py
@@ -763,7 +763,7 @@ def lookup_lang_name(lang_code):
             "url": "https://arte.dev/",
         },
         "Som Energía": {
-            "logo": "/theme/assets/images/sponsors/logo_somenergia.jpg",
+            "logo": "/theme/assets/images/sponsors/logo_somenergia.png",
             "url": "https://www.somenergia.coop/",
         },
     },
diff --git a/theme/pycones23/static/assets/css/main.css b/theme/pycones23/static/assets/css/main.css
index 2fd9f3f..91094b6 100644
--- a/theme/pycones23/static/assets/css/main.css
+++ b/theme/pycones23/static/assets/css/main.css
@@ -1214,14 +1214,13 @@ details p {
 }
 
 .sponsor-figure {
+  margin: 5px;
 }
 
 .special {
   margin: 0;
 }
 
-
-
 /*keynotter*/
 
 .keynoter {
diff --git a/theme/pycones23/static/assets/images/sponsors/base.png b/theme/pycones23/static/assets/images/sponsors/base.png
new file mode 100644
index 0000000..c1344f8
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diff --git a/theme/pycones23/static/assets/images/sponsors/base_timanfaya.png b/theme/pycones23/static/assets/images/sponsors/base_timanfaya.png
new file mode 100644
index 0000000..081fd14
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_apsl.png b/theme/pycones23/static/assets/images/sponsors/logo_apsl.png
index 5f3a6a8..d3cb169 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_arteconsultores.png b/theme/pycones23/static/assets/images/sponsors/logo_arteconsultores.png
index d6940f2..f15c4a0 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_bluetab.png b/theme/pycones23/static/assets/images/sponsors/logo_bluetab.png
index c400ce3..1507be0 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_cepsa.png b/theme/pycones23/static/assets/images/sponsors/logo_cepsa.png
index db8839d..a7034b2 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_ebury.png b/theme/pycones23/static/assets/images/sponsors/logo_ebury.png
index d34c9ce..5f15351 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_europython.png b/theme/pycones23/static/assets/images/sponsors/logo_europython.png
index 24737f1..7415ba9 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_gisce.png b/theme/pycones23/static/assets/images/sponsors/logo_gisce.png
index a6122eb..397a6f6 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_inditex.png b/theme/pycones23/static/assets/images/sponsors/logo_inditex.png
index fa24246..fcbe33b 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_kaleidos.png b/theme/pycones23/static/assets/images/sponsors/logo_kaleidos.png
index cc2ab18..ce7e90a 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_octopusenergy.png b/theme/pycones23/static/assets/images/sponsors/logo_octopusenergy.png
index 6dde206..6460dd1 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_shapelets.png b/theme/pycones23/static/assets/images/sponsors/logo_shapelets.png
index ff3fbd5..73913b4 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_skydance.png b/theme/pycones23/static/assets/images/sponsors/logo_skydance.png
index a4131b3..dde75b3 100644
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_somenergia.jpg b/theme/pycones23/static/assets/images/sponsors/logo_somenergia.jpg
deleted file mode 100644
index 1924121..0000000
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diff --git a/theme/pycones23/static/assets/images/sponsors/logo_somenergia.png b/theme/pycones23/static/assets/images/sponsors/logo_somenergia.png
new file mode 100644
index 0000000..ee66236
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diff --git a/theme/pycones23_en/static/assets/css/main.css b/theme/pycones23_en/static/assets/css/main.css
index b83ae17..91094b6 100644
--- a/theme/pycones23_en/static/assets/css/main.css
+++ b/theme/pycones23_en/static/assets/css/main.css
@@ -328,14 +328,6 @@ display: none;
   gap: 1rem;
 }
 
-section.center {
-  width: 100vw;
-}
-
-section > iframe {
-  width: 100vw;
-}
-
 .button-container {
   display: flex;
   justify-content: center;
@@ -353,6 +345,13 @@ section > iframe {
   cursor: pointer;
 }
 
+section.center {
+  width: 100vw;
+}
+
+section > iframe {
+  width: 100vw;
+}
 
 .important-title {
   background-color: #f6e7ae;
@@ -1215,14 +1214,13 @@ details p {
 }
 
 .sponsor-figure {
+  margin: 5px;
 }
 
 .special {
   margin: 0;
 }
 
-
-
 /*keynotter*/
 
 .keynoter {
diff --git a/theme/pycones23_en/static/assets/images/sponsors/base.png b/theme/pycones23_en/static/assets/images/sponsors/base.png
new file mode 100644
index 0000000..c1344f8
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/base_timanfaya.png b/theme/pycones23_en/static/assets/images/sponsors/base_timanfaya.png
new file mode 100644
index 0000000..081fd14
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_apsl.png b/theme/pycones23_en/static/assets/images/sponsors/logo_apsl.png
index 5f3a6a8..d3cb169 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_arteconsultores.png b/theme/pycones23_en/static/assets/images/sponsors/logo_arteconsultores.png
index d6940f2..c0d292b 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_bluetab.png b/theme/pycones23_en/static/assets/images/sponsors/logo_bluetab.png
index c400ce3..1507be0 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_cepsa.png b/theme/pycones23_en/static/assets/images/sponsors/logo_cepsa.png
index db8839d..a7034b2 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_ebury.png b/theme/pycones23_en/static/assets/images/sponsors/logo_ebury.png
index d34c9ce..5f15351 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_europython.png b/theme/pycones23_en/static/assets/images/sponsors/logo_europython.png
index 24737f1..7415ba9 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_gisce.png b/theme/pycones23_en/static/assets/images/sponsors/logo_gisce.png
index a6122eb..a6c9e2d 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_inditex.png b/theme/pycones23_en/static/assets/images/sponsors/logo_inditex.png
index fa24246..fcbe33b 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_kaleidos.png b/theme/pycones23_en/static/assets/images/sponsors/logo_kaleidos.png
index cc2ab18..979575d 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_octopusenergy.png b/theme/pycones23_en/static/assets/images/sponsors/logo_octopusenergy.png
index 6dde206..6460dd1 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_shapelets.png b/theme/pycones23_en/static/assets/images/sponsors/logo_shapelets.png
index ff3fbd5..73913b4 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_skydance.png b/theme/pycones23_en/static/assets/images/sponsors/logo_skydance.png
index a4131b3..dde75b3 100644
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diff --git a/theme/pycones23_en/static/assets/images/sponsors/logo_somenergia.jpg b/theme/pycones23_en/static/assets/images/sponsors/logo_somenergia.jpg
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index 1924121..0000000
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