/*
 * [2017-01-25] @daniel : 促銷活動的印花樣式。
 */

.ribbon {
    position: absolute;
    left: -4px;
    top: -4px;
    z-index: 100;
    overflow: hidden;
    width: 90px; 
    height: 90px;
    text-align: right;
}
.ribbon span {
    font-size: 16px;
    font-weight: normal;
    font-family: '微軟正黑體';
    text-shadow: none;
    color: #FFF;
    padding: 2px 0;
    /*text-transform: uppercase;*/
    text-align: center;
    line-height: 24px;
    transform: rotate(-45deg);
    -webkit-transform: rotate(-45deg);
    width: 120px;
    display: block;
    background: #e74c3c;
    /*background: linear-gradient(#e54e45 0%, #8F0808 100%);*/
    box-shadow: 0 3px 10px -5px rgba(0, 0, 0, 1);
    position: absolute;
    top: 20px;
    left: -26px;
}
.ribbon span::before {
    content: "";
    position: absolute; 
    left: 0px; 
    top: 100%;
    z-index: -1;
    border-left: 2px solid #c0392b;
    border-right: 2px solid transparent;
    border-bottom: 2px solid transparent;
    border-top: 2px solid #c0392b;
}
.ribbon span::after {
    content: "";
    position: absolute; 
    right: 0px; 
    top: 100%;
    z-index: -1;
    border-left: 2px solid transparent;
    border-right: 2px solid #c0392b;
    border-bottom: 2px solid transparent;
    border-top: 2px solid #c0392b;
}
.ribbon-green span {
    background-color: #27ae60;
}
.ribbon-green span::before  {
    border-left-color: #16a085;
    border-top-color: #16a085;
}
.ribbon-green span::after {
    border-right-color: #16a085;
    border-top-color: #16a085;
}
.ribbon-blue span {
    background-color: #3498db;
}
.ribbon-blue span::before  {
    border-left-color: #2980b9;
    border-top-color: #2980b9;
}
.ribbon-blue span::after {
    border-right-color: #2980b9;
    border-top-color: #2980b9;
}