body {
    font-family: 'Arial', sans-serif;
    background-color: #f7f9fc;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    width: 80%;
    max-width: 600px;
    border-radius: 15px;
    background-color: #fff;
    padding: 20px;
    text-align: center;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.wheel_container {
    margin: 20px 0;
}

.wheel {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 20px 0;
}

.panel {
    display: flex;
    font-size: 30px;
    cursor: pointer;
    width: 300px;
    height: 40px;
    border-radius: 10px;
    background-color: #fff;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    margin: 0 10px;
    justify-content: space-between;
    align-items: center;
    transition: transform 0.2s ease;
}

.panel.disable {
    background-color: #aaa;
}

.panel:before {
    display: block;
    width: 30px;
    content: '🔄';
}

.panel.locked:before {
    content: '🔐';
}

.panel.disable:before {
    content: '🚫';
}
.display {
    flex-grow: 1;
    margin:0;
}

.panel:hover {
    transform: scale(1.01);
}

.stop, .start, .add, .commit, .delete, .cancel, .help {
    padding: 12px 20px;
    font-weight: bold;
    color: white;
    background-color: #555;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease;
    margin: 0 .5em;
}

.stop, .start, .commit, .delete, .cancel, .help {
    font-size: 16px;
}

.delete {
    background-color: #e2304a;
}

.cancel, .add.active {
    background-color: #e2704a;
}

.add {
    font-size: 12px;
}

.stop.active, .start.active, .commit {
    background-color: #2156dc;
}

.help {
    background-color: #4ae260;
    color : #222222;
}

.stop:hover, .start:hover, .add:hover {
    transform: translateY(-.05em);
}


.wheel_control, .editor_control {
    margin-top: 2em;
    display: flex;
    justify-content: space-around;
}

.editor_control *:first-child {
    margin-right: auto;
}


.list {
    width: 100%;
    height: 10em;
    font-size-adjust: inherit;
}

#guide {
    display: flex;
    justify-content: right;
}

#popup {
    display: none;
}

.open, .close {
    cursor: pointer;
}

.overlay {
    display: none;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 70;
    width: 100%;
    height: 100%;
}

#popup:checked ~ .overlay {
    display: block;
}

.back {
    position: fixed;
    left: 0;
    top: 0;
    z-index: 80;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

.popup, .editor {
    position: fixed;
    top: 50%;
    left: 50%;
    z-index: 90;
    transform: translate(-50%, -50%);
    max-width: 90%;
    background-color: #fff;
    border-radius: 5px;
    padding: 1em;
    text-align: left;
}

.popup li {
    list-style: none;
}

.popup .version {
    text-align: right;
}

.close {
    position: absolute;
    top: -1.3em;
    right: 0;
    color: #fff;
}