Fix hero image width for mobile (#1448)

Fix #1438

Author: nikoshell

src/components/SponsorLogo.astro

@@ -38,7 +38,7 @@ const slug = tier==="Partners"? `/community-partners#sponsor-${sponsorId}`: tier
             src={logo}
             alt={`${title} Logo`}
             style={{
-              minWidth: "170px",
+              minWidth: "140px",
               maxHeight: "120px",
               objectFit: "contain",
               padding: logo_padding ? logo_padding : undefined,
@@ -50,7 +50,7 @@ const slug = tier==="Partners"? `/community-partners#sponsor-${sponsorId}`: tier
             src={logo}
             alt={`${title} Logo`}
             style={{
-              minWidth: "170px",
+              minWidth: "140px",
               maxHeight: "120px",
               objectFit: "contain",
               padding: logo_padding ? logo_padding : undefined,

src/components/sections/hero/hero.astro

@@ -125,7 +125,6 @@ const action2 = "/sponsorship/sponsor/";
 
   <div
     class="bluebox relative flex flex-col items-center justify-center"
-    style=""
   >
     <div class="bluebox-shift">
       <div class="hero-image overflow-hidden -mt-12">
@@ -136,7 +135,7 @@ const action2 = "/sponsorship/sponsor/";
             alt="EuroPython 2025 Conference"
             layout='full-width'
             formats={['avif', 'webp', 'jpeg']}
-            class="max-w-5xl lg:max-w-full h-auto lg:h-full rounded-2xl shadow-xl"
+            class="lg:max-w-full h-auto lg:h-full rounded-2xl shadow-xl"
             loading="eager"
             priority={true}
           />