 {
    const currentTheme = document.documentElement.getAttribute("data-theme");
    const targetTheme = currentTheme === "light" ? "dark" : "light";

    document.documentElement.setAttribute('data-theme', targetTheme)
    localStorage.setItem('theme', targetTheme);
  };
</script>
<div class="app-container">
<div class="frise"></div>
<div class="head">
  <div class="gatling-open-source">
    <a class="gatling-logo gatling-logo-light" href="https://gatling.io" target="blank_" title="Gatling Home Page"><img 