@keyframes blink-effect {
    50% {
        opacity: 0;
    }
}

.blink {
    animation: blink-effect 1s step-end infinite;
    display: inline;
    color: red;
    font-weight : bold;
}

.divReceipt {
    display: block;
    margin: 0px;
    padding: 0px;
    height: 1020px;
    border: 0px solid black;
    overflow: hidden;
    vertical-align: top;
}
.divReceipt2 {
    display: inline-block;
    margin: 0px;
    padding: 0px;
    width:450px;
    height: 1000px;
    border: 1px solid black;
    overflow: hidden;
    text-align:center;
    vertical-align: top;
}

.ifReceipt {
    position : relative;
    margin:0px;
    padding:0px;
    left:-100px;
    top:-70px;
    width: 550px;
    height: 1100px;
    border: 0px solid gray;
    overflow: scroll;
    vertical-align:top;
    -ms-overflow-style:none;
}
.ifReceipt::-webkit-scrollbar{
    display:none;
    width:0 !important;
}