.pdftoflip-editbutton {
    display: inline-flex;
    align-items:center;
    justify-content:center;
    border: 2px solid #fff;
    background-color: darkseagreen;
    width: 25px;
    height: 25px;
    border-radius: 50%;
}
.pdftoflip-editbutton:hover {

    background-color: darkgreen;
}

.pdftoflip-deletetbutton {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #fff;
    background-color: #990000;
    width: 25px;
    height: 25px;
    border-radius: 50%;
}

.pdftoflip-deletetbutton:hover {
    background-color: #ff0000;
}

.pdftoflip.is-button .pdftoflip-admin {
    position: absolute;
    bottom: 20%;
    right: 5px;
}

.pdftoflip.is-button { display: block; position: relative; }