<!-- header curtain AJAX transition -->
<div class="header-curtain header-curtain_transition curtain" id="js-header-curtain-transition">
  <div class="curtain__wrapper-svg">
    <svg class="curtain-svg" viewBox="0 0 1920 1080" preserveAspectRatio="none" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
      <!-- ------------- -->
      <!-- your gradient -->
      <linearGradient id="custom-gradient" x1="0" y1="0%" gradientUnits="userSpaceOnUse" x2="74%" y2="100%">
        <stop offset="0%" stop-color="#09c6f9"/>
        <stop offset="74%" stop-color="#067fc3"/>
      </linearGradient>
      <!-- ------------- -->
      <!-- ------------- -->
      <!-- Default Rectangle -->
      <path class="curtain-svg__normal" d="M0,0 C305.333333,0 625.333333,0 960,0 C1294.66667,0 1614.66667,0 1920,0 L1920,1080 C1614.66667,1080 1294.66667,1080 960,1080 C625.333333,1080 305.333333,1080 0,1080 L0,0 Z"></path>
      <!-- - Default Rectangle -->
      <!-- Curve Top -->
      <path class="curtain-svg__curve curtain-svg__curve_top-desktop" d="M0,300 C305.333333,100 625.333333,0 960,0 C1294.66667,0 1614.66667,100 1920,300 L1920,1080 C1614.66667,1080 1294.66667,1080 960,1080 C625.333333,1080 305.333333,1080 0,1080 L0,300 Z"></path>
      <path class="curtain-svg__curve curtain-svg__curve_top-mobile" d="M0,150 C305.333333,50 625.333333,0 960,0 C1294.66667,0 1614.66667,50 1920,150 L1920,1080 C1614.66667,1080 1294.66667,1080 960,1080 C625.333333,1080 305.333333,1080 0,1080 L0,150 Z"></path>
      <!-- - Curve Top -->
      <!-- Curve Bottom -->
      <path class="curtain-svg__curve curtain-svg__curve_bottom-desktop" d="M0,0 C305.333333,0 625.333333,0 960,0 C1294.66667,0 1614.66667,0 1920,0 L1920,1080 C1614.66667,980 1294.66667,930 960,930 C625.333333,930 305.333333,980 0,1080 L0,0 Z"></path>
      <path class="curtain-svg__curve curtain-svg__curve_bottom-mobile" d="M0,0 C305.333333,0 625.333333,0 960,0 C1294.66667,0 1614.66667,0 1920,0 L1920,1080 C1614.66667,1030 1294.66667,1005 960,1005 C625.333333,1005 305.333333,1030 0,1080 L0,0 Z"></path>
      <!-- - Curve Bottom -->
    </svg>
  </div>
</div>
<!-- - header curtain AJAX transition -->