.header {
    margin-bottom: 0;
}

.gnt-toolbar-container {
    padding-left: 0;
    background: white;
    border-radius: 8px;
    border-color: #8c8c8c;
    -webkit-box-shadow: 0 0 2px rgba(0, 0, 0, 0.12), 0 2px 4px rgba(0, 0, 0, 0.1);
    -moz-box-shadow: 0 0 2px rgba(0, 0, 0, 0.12), 0 2px 4px rgba(0, 0, 0, 0.1);
    box-shadow: 0 0 2px rgba(0, 0, 0, 0.12), 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 4px;
    margin-left: 4px;
    margin-right: 8px;
    min-height: 40px;
    /* enfants centrés verticalment:*/
}

    .gnt-toolbar-container .gnt-toolbar-tab {
        display: flex;
        align-items: center;
        width: 100%;
        background-color: transparent;
    }

.gnt-custom-button:not(:disabled):hover {
    background-color: #a8a8a8;
}