table.dc-editable {
    overflow: hidden;
    z-index: 1;
}
table.dc-editable td{
    position: relative;
}
table.dc-editable td input{
    background-color: transparent;
}
table.dc-editable td input:focus{
    background-color: #fff;
}
table.dc-editable td:hover::before {
    background-color: #eff9fe;
    content: "\00a0";
    height: 100%;
    left: -5000px;
    position: absolute;
    top: 0;
    width: 10000px;
    z-index: -1;
}

table.dc-editable td:hover::after {
    background-color: #eff9fe;
    content: "\00a0";
    height: 10000px;
    left: 0;
    position: absolute;
    top: -5000px;
    width: 100%;
    z-index: -1;
}
.dc-editable th.mark {
    position: relative;
}
.dc-editable .sup {
    position: absolute;
    right: 10%;
    top: 2%;
    z-index: 1;
}

.dc-editable .inf {
    position: absolute;
    left: 10%;
    bottom: 2%;
    z-index: 1;
}

.dc-editable th.mark::after {
    content: "";
    position: absolute;
    z-index: 0;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.5);
    background-size: cover;
    clip-path: polygon(0% 0%, 0% 100%, 100% 100%);
}