.upload-panel {
    display: flex;
    flex: 1;
    flex-direction: column;
    min-height: 0;
    margin: 0 8px 8px;
    padding: 12px;
    background-color: #ffffff;
    background-image:
        linear-gradient(180deg, rgba(255,255,255,.9), rgba(238,238,238,.58)),
        repeating-linear-gradient(0deg, rgba(0,0,0,.025) 0 1px, transparent 1px 6px);
}

.upload-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 270px;
    gap: 10px;
    margin-bottom: 10px;
    padding: 8px;
    color: #000000;
    background: #dfdfdf;
    border-top: 1px solid #ffffff;
    border-left: 1px solid #ffffff;
    border-right: 1px solid #808080;
    border-bottom: 1px solid #808080;
    box-shadow: inset 1px 1px 0 #f7f7f7, inset -1px -1px 0 #b0b0b0;
}

.upload-heading {
    margin: 0 0 4px;
    font-size: 20px;
    line-height: 22px;
    font-weight: bold;
}

.upload-subtext {
    margin: 0;
    color: #333333;
    font-size: 13px;
    line-height: 15px;
}