body {
  font-family: sans-serif;
  padding: 20px 30px;
}

* {
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
}

.wrap {
  width: 100%;
  max-width: 462px;
  margin: 0 auto;
  position: relative;
}

.block {
  height: 168px;
  background-color: lightgray;
  position: relative;
  margin: 0 0 30px;
}

/* Ribbon style 1 */
.block-1 {
 border: 0px solid #BAAFAF;
  background: #ffffff;
  /*-webkit-box-shadow: -3px 3px 3px 0px rgba(0,0,0,0.15);
  -moz-box-shadow: -3px 3px 3px 0px rgba(0,0,0,0.15);
  box-shadow: -3px 3px 3px 0px rgba(0,0,0,0.15);*/
  border-radius: 3px;
}

.block-1 .ribbonb {
  background-color: #EA4F37;
  border-bottom-right-radius: 3px;
  border-bottom-left-radius: 3px;
  top: -6px;
  left: 6px;
  display: inline-block;
  height: 20px;
  text-align: center;
  line-height: 21px;
  color: #fff;
  font-size: 0.688rem;
  position: absolute;
  padding: 0 8px;
  font-weight: 600;
  /*-webkit-box-shadow: -3px 3px 3px 0px rgba(0,0,0,0.15);
  -moz-box-shadow: -3px 3px 3px 0px rgba(0,0,0,0.15);
  box-shadow: -3px 3px 3px 0px rgba(0,0,0,0.15);*/
  z-index: 11;
}

.block-1 .ribbonb::after {
  content: "";
  position: absolute;
  left: -6px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 0 6px 6px;
  border-color: transparent transparent #c7111a transparent;
  z-index: 10;
}

/* Ribbon style 2 */
.block-3 {
  border: 0px solid #BAAFAF;
  background: #ffffff;
  /*-webkit-box-shadow: -3px 3px 3px 0px rgba(0,0,0,0.15);
  -moz-box-shadow: -3px 3px 3px 0px rgba(0,0,0,0.15);
  box-shadow: -3px 3px 3px 0px rgba(0,0,0,0.15);
  border-radius: 3px */
}

.block-3 .ribbonb {
  left: -6px;
  top: -3px;
  padding: 4px 10px 4px 5px;
  font-size: 0.688rem;
  font-weight: 600;
 /* padding-right: 30px; */
  letter-spacing: 0.1px;
  color: #fff;
  background: linear-gradient(-66deg,transparent,transparent 19%,#EA141F 0%,#EA141F);
  position: absolute;
}

.block-3 .ribbonb::before {
  border: 3px solid transparent;
  content: " ";
  position: absolute;
  top: 100%;
  z-index: 10;
  border-right: 3px solid #c7111a;
  border-top: 3px solid #c7111a;
  left: 0;
}