/* corners */

 .corner-left-bottom {
   overflow: hidden;
   border-bottom-left-radius: 50vw;
 }
 .corner-left-top {
   overflow: hidden;
   border-top-left-radius: 50vw;
 }
 .corner-right-top {
   overflow: hidden;
   border-top-right-radius: 50vw;
 }
 .corner-right-bottom {
   overflow: hidden;
   border-bottom-right-radius: 50vw;
 }



 /* columns reverse */

@media (max-width:960px) {
  .reverse-order {
    flex-direction: column-reverse;
  }
}


/* Group position */

.position-absolute-top-right {
    position:absolute; 
    top:1em; 
    right:1em;
    width:100%;
}