/* common */
  .ribbon {
    width: 120px;
    height: 120px;
    overflow: hidden;
    position: absolute;
    z-index: 500;
  }
  .ribbon::before,
  .ribbon::after {
    position: absolute;
    z-index: -1;
    content: '';
    display: block;
    
  }
  .ribbon span {
    position: absolute;
    display: block;
    width: 200px;
    padding: 8px 0;    
    box-shadow: 0 3px 5px rgba(0,0,0,.1);
    color: #fff;
    font: 900 13px/1 'Lato', sans-serif;
    text-shadow: 0 1px 1px rgba(0,0,0,.2);
    text-transform: uppercase;
    text-align: center;
  }

  .ribbon-primary span {
    background-color: #007bff;
    
  }
  
  .ribbon-primary::before,
  .ribbon-primary::after {
    border: 5px solid #0056b3; /* Version plus foncée */
  }
  
  .ribbon-secondary span {
    background-color: #6c757d;
  }
  
  .ribbon-secondary::before,
  .ribbon-secondary::after {
    border: 5px solid #494f54; /* Version plus foncée */
  }
  
  .ribbon-success span {
    background-color: #28a745;
  }
  
  .ribbon-success::before,
  .ribbon-success::after {
    border: 5px solid #1c7430; /* Version plus foncée */
  }
  
  .ribbon-danger span {
    background-color: #dc3545;
  }
  
  .ribbon-danger::before,
  .ribbon-danger::after {
    border: 5px solid #a71d2a; /* Version plus foncée */
  }
  
  .ribbon-warning span {
    background-color: #ffc107;
  }
  
  .ribbon-warning::before,
  .ribbon-warning::after {
    border: 5px solid #cc9a06; /* Version plus foncée */
  }

  .ribbon-info span {
    background-color: #17a2b8;
  }
  
  .ribbon-info::before,
  .ribbon-info::after {
    border: 5px solid #17a2b8; /* Version plus foncée */
  }
  
  
  
  /* top left*/
  .ribbon-top-left {
    top: -10px;
    left: -10px;
  }
  .ribbon-top-left::before,
  .ribbon-top-left::after {
    border-top-color: transparent;
    border-left-color: transparent;
  }
  .ribbon-top-left::before {
    top: 0;
    right: 11px;
  }
  .ribbon-top-left::after {
    bottom: 11px;
    left: 0;
  }
  .ribbon-top-left span {
    right: -25px;
    top: 30px;
    transform: rotate(-45deg);
  }
  
  /* top right*/
  .ribbon-top-right {
    top: -10px;
    right: -10px;
  }
  .ribbon-top-right::before,
  .ribbon-top-right::after {
    border-top-color: transparent;
    border-right-color: transparent;
  }
  .ribbon-top-right::before {
    top: 0;
    left: 11px;
  }
  .ribbon-top-right::after {
    bottom: 11px;
    right: 0;
  }
  .ribbon-top-right span {
    left: -25px;
    top: 30px;
    transform: rotate(45deg);
  }
  
  /* bottom left*/
  .ribbon-bottom-left {
    bottom: -10px;
    left: -10px;
  }
  .ribbon-bottom-left::before,
  .ribbon-bottom-left::after {
    border-bottom-color: transparent;
    border-left-color: transparent;
  }
  .ribbon-bottom-left::before {
    bottom: 0;
    right: 0;
  }
  .ribbon-bottom-left::after {
    top: 0;
    left: 0;
  }
  .ribbon-bottom-left span {
    right: -25px;
    bottom: 30px;
    transform: rotate(225deg);
  }
  
  /* bottom right*/
  .ribbon-bottom-right {
    bottom: -10px;
    right: -10px;
  }
  .ribbon-bottom-right::before,
  .ribbon-bottom-right::after {
    border-bottom-color: transparent;
    border-right-color: transparent;
  }
  .ribbon-bottom-right::before {
    bottom: 0;
    left: 0;
  }
  .ribbon-bottom-right::after {
    top: 0;
    right: 0;
  }
  .ribbon-bottom-right span {
    left: -25px;
    bottom: 30px;
    transform: rotate(-225deg);
  }