.doctolib_btn {
    display: block;
    text-align: center;
    background-color: #0596DE;
    font-size: 14px;
    overflow: hidden;
    width: 250px;
    padding: 7px;
    position: fixed;
    z-index: 1000;
    line-height: 25px;
    text-decoration: none;
    opacity: 0;
    transition: opacity 0.5s ease, background-color 0.2s ease;
}
.doctolib_btn.doctolib_btn_visible {
    opacity: 1;
}
.doctolib_btn,
.doctolib_btn:hover,
.doctolib_btn:active,
.doctolib_btn:focus,
.doctolib_btn:visited {
    color: white;
    text-decoration: none;
}
.doctolib_btn:hover {
    filter: brightness(1.1);
}
.doctolib_btn.doctolib_btn_position_left-top {
    top: 0;
    left: 5px;
    border-bottom-right-radius: 8px;
    border-bottom-left-radius: 8px;
}
.doctolib_btn.doctolib_btn_position_right-top {
    top: 0;
    right: 5px;
    border-bottom-right-radius: 8px;
    border-bottom-left-radius: 8px;
}
.doctolib_btn.doctolib_btn_position_left-bottom {
    bottom: 0;
    left: 5px;
    border-top-right-radius: 8px;
    border-top-left-radius: 8px;
}
.doctolib_btn.doctolib_btn_position_right-bottom {
    bottom: 0;
    right: 5px;
    border-top-right-radius: 8px;
    border-top-left-radius: 8px;
}
.doctolib_btn.doctolib_btn_position_large-bottom {
    bottom: 0;
    left: 0;
    width: 100%;
}
.doctolib_btn.doctolib_btn_position_large-top {
    top: 0;
    left: 0;
    width: 100%;
}
.doctolib_btn img {
    height: 20px;
    margin-bottom: 3px;
    margin-left: 6px;
    vertical-align: middle;
    width: auto;
}
.doctolib_btn span {
    font-size: 16px;
    font-family: calibri, sans-serif;
}