.theme_ubuntu510 .windowButton {
    width: 15px;
    height: 15px;
    border: solid #2020207f;
    border-width: 0px;
    position: relative;
    z-index: 1;
    margin-left: 2px;
    border: 1px solid #ffffff5f;
}
.theme_ubuntu510 .windowButton_real {
    height: 15px;
    display: flex;
    align-items: end;
    justify-content: center;
    color: white;
    font-weight: bold;
    position: relative;
    z-index: 2;
    background-color: #7f5f3f5f;
}
.theme_ubuntu510 .buttons {
    position: absolute;
    right: 3px;
    border-width: 0px 1px 1px 1px;
    display: flex;
    top: 2px;
    font-family: 'Marlett';
    line-height: 0.9;
}
.theme_ubuntu510 .button_effect_i {
    width: 100%;
    position: absolute;
    z-index: 0;
    left: 0px;
}