body{
      opacity: 0;
}
body .content-mask{
      overflow: hidden;
}
body {
      -ms-overflow-style: none;
      scrollbar-width: none;
}
body::-webkit-scrollbar { 
      display: none;
}
@media (min-width: 769px){
      body, html {
            overscroll-behavior: none;
      }
}
body .content-menu{
	overflow-x: hidden;
	overflow-y: scroll;
}