.tu-upload-area {
    border: 2px dashed #d0d5e0;
    border-radius: 14px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all .2s;
    background: #fafbfe;
}

.tu-upload-area:hover,
.tu-upload-area.dragover {
    border-color: #4e7cf5;
    background: #eef3ff;
}

.tu-upload-area i {
    display: block;
    font-size: 36px;
    color: #4e7cf5;
    margin-bottom: 12px;
}

.tu-upload-title {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: #1a1f2e;
}

.tu-upload-desc {
    margin: 6px 0 0;
    font-size: 15px;
    line-height: 1.6;
    color: #5a6475;
}