body {
  padding-top: 5rem;
}

.footer > .container {
  padding-right: 15px;
  padding-left: 15px;
}

code {
  font-size: 80%;
}

.box{
  width:100%;
  height: auto;
  position:relative;
  border:1px solid #BBB;
 // background:#eee;
}

.ribbon {
  position: absolute;
  right: -5px; top: -5px;
  z-index: 1;
  overflow: hidden;
  width: 75px; height: 75px;
  text-align: center;
}
.ribbon span {
  font-size: 9px;
  color: #fff;
  text-transform: uppercase;
  text-align: center;
  font-weight: bold; line-height: 20px;
  transform: rotate(45deg);
  -webkit-transform: rotate(45deg); /* Needed for Safari */
  width: 100px; display: block;
  background: #79A70A;
  background: linear-gradient(#9BC90D 0%, #79A70A 100%);
  box-shadow: 0 3px 10px -5px rgba(0, 0, 0, 1);
  position: absolute;
  top: 19px; right: -21px;
}
.ribbon span::before {
  content: '';
  position: absolute;
  left: 0px; top: 100%;
  z-index: -1;
  border-left: 3px solid #79A70A;
  border-right: 3px solid transparent;
  border-bottom: 3px solid transparent;
  border-top: 3px solid #79A70A;
}
.ribbon span::after {
  content: '';
  position: absolute;
  right: 0%; top: 100%;
  z-index: -1;
  border-right: 3px solid #79A70A;
  border-left: 3px solid transparent;
  border-bottom: 3px solid transparent;
  border-top: 3px solid #79A70A;
}

.red span {background: linear-gradient(#F70505 0%, #8F0808 100%);}
.red span::before {border-left-color: #8F0808; border-top-color: #8F0808;}
.red span::after {border-right-color: #8F0808; border-top-color: #8F0808;}

.blue span {background: linear-gradient(#2989d8 0%, #1e5799 100%);}
.blue span::before {border-left-color: #1e5799; border-top-color: #1e5799;}
.blue span::after {border-right-color: #1e5799; border-top-color: #1e5799;}