create new theme

styles/index.ts

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+// inherit from base layouts, remove it to get full customizations
+import '@slidev/client/styles/layouts-base.css'
+import './layout.css'

styles/layout.css

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+:root {
+  /* default theme color */
+  /* can be overrided by uses `themeConfig` option */
+  --slidev-theme-primary: #5d8392;
+}
+
+.slidev-layout.cover,
+.slidev-layout.intro {
+  @apply h-full grid;
+
+  h1 {
+    @apply text-6xl leading-20;
+  }
+
+  h1 + p {
+    @apply -mt-2 opacity-50 mb-4;
+  }
+
+  p + h2,
+  ul + h2,
+  table + h2 {
+    @apply mt-10;
+  }
+}