Elep

.modal-wrap {
    -webkit-transition: all 0.3s ease-in-out;
    align-items: center;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    height: 100%;
    justify-content: center;
    left: 0;
    opacity: 1;
    overflow: auto;
    position: fixed;
    top: 0;
    transition: all 0.3s ease-in-out;
    visibility: hidden;
    width: 100%;
    z-index: 100000;
}
.modal-wrap.visible {
    opacity: 1;
    visibility: visible;
}
.modal-wrap .modal-container {
    box-shadow: 5px 5px 10px 0px rgba(0, 0, 0, 0.5);
    color: var(--base-6);
    margin: 1em;
    max-width: 94%;
    width: 600px;
}

.modal-wrap .modal-header {
    align-items: center;
    background: var(--table-header);
    display: flex;
    justify-content: space-between;
    padding: 15px 30px;
}
.modal-wrap .modal-header h3 {
    color: var(--base-6);
    margin: 0;
}
.modal-wrap .modal-header .close-modal {
    background: transparent;
    border: 0;
    color: var(--base-4);
    cursor: pointer;
    font-size: 28px;
    line-height: 1;
}

.modal-wrap .modal-header .close-modal:hover { opacity: 1; }

.modal-wrap .modal-content {
  background: var(--base-1);
  margin: 0;
  padding: 15px 30px;
  width: 100%;
  z-index: 100000;
}
.modal-content h4 {
    border-bottom: var(--border);
    margin: 0 0 15px;
    padding: 0 0 5px;
}
.modal-content input, .modal-content .form-help {
    margin-left: 15px;
}
.modal-content label {
    cursor: pointer;
    font-size: 16px;
    margin-left: 3px;
}
.modal-content .form-help {
    color: var(--color-muted);
    font-size: 14px;
    margin: 5px 0 15px 33px;
}
.modal-content .form-help + h4 {
    margin-top: 45px;
}

@media (max-width: 768px) {
    #open-settings {
        color: transparent;
    }
    #sidebar:hover #open-settings, #sidebar.expanded #open-settings {
        color: var(--color-muted);
    }
    #open-settings:before {
        content: '\2699';
        font-weight: bold;
        font-size: 25px;
        color: var(--color-muted);
    }
    #sidebar:hover #open-settings:before, #sidebar.expanded #open-settings:before {
        content: '';
    }
}
</style>

<a href="#" id="open-settings">Settings</a>

<div class="modal-wrap" id="profiler-settings">
    <div class="modal-container">
        <div class="modal-header">
            <h3>Configuration Settings</h3>
            <button class="close-modal">&times;</button>
        </div>

<div class="modal-content">
            <h4>Theme</h4>

<input class="config-option" type="radio" name="theme" value="light" id="settings-theme-light">
            <label for="settings-theme-light">Light</label>
            <p class="form-help">Default theme. Improves readability.</p>

<input class="config-option" type="radio" name="theme" value="dark" id="settings-theme-dark">
            <label for="settings-theme-dark">Dark</label>
            <p class="form-help">Reduces eye fatigue. Ideal for low light conditions.</p>

<h4>Page Width</h4>

<input class="config-option" type="radio" name="width" value="light" id="settings-width-normal">
            <label for="settings-width-normal">Normal</label>
            <p class="form-help">Fixed page width. Improves readability.</p>

<input class="config-option" type="radio" name="width" value="dark" id="settings-width-full">
            <label for="settings-width-full">Full-page</label>
            <p class="form-help">Dynamic page width. As wide as the browser window.</p>
        </div>
    </div>
</div>

document.body.classList.remove(optionName + '-' + oppositeValues[optionValue]);
            document.body.classList.add(optionName + '-' + optionValue);
            localStorage.setItem('symfony/profiler/' + optionName, optionName + '-' + optionValue);
        });
    });

let openModalButton = document.getElementById('open-settings');
    let modalWindow = document.getElementById('profiler-settings');
    let closeModalButton = document.getElementsByClassName('close-modal')[0];
    let modalWrapper = document.getElementsByClassName('modal-wrap')[0]

openModalButton.addEventListener('click', function(event) {
        document.getElementById('settings-' + (localStorage.getItem('symfony/profiler/theme') || 'theme-light')).checked = 'checked';
        document.getElementById('settings-' + (localStorage.getItem('symfony/profiler/width') || 'width-normal')).checked = 'checked';

modalWindow.classList.toggle('visible');
        event.preventDefault();
    });

closeModalButton.addEventListener('click', function() {
        modalWindow.classList.remove('visible');
    });
    modalWrapper.addEventListener('click', function(event) {
        if (event.target == event.currentTarget) {
            modalWindow.classList.remove('visible');
        }
    });
})();
</script>