una/studio/template/css/settings.css

.bx-std-block .bx-std-block-content {
    padding-left: 0;
    padding-right: 0;
}

#adm-settings-form {
    position: relative;
    padding-bottom: 4.5rem;
}
#adm-settings-form .bx-form-advanced-wrapper {
    height: calc(100vh - 12rem);
    overflow-y: auto;
}
#adm-settings-form .bx-form-advanced-wrapper .bx-form-section-wrapper {
    padding: 0 1.5rem;
}
#adm-settings-form .bx-form-advanced-wrapper .bx-form-section-wrapper:last-child {
    position: absolute;
    bottom: 0;
    width: 100%;
    
    margin: 0;
    padding-top: 1.5rem;

    border-top: 1px solid rgb(228, 228, 231, 1);
}