.modal {
    display: none;
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fefefe;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 300px;
    border-radius: 20px;
    text-align: center;
}

.modal-content button {
    margin-top: 20px;
    margin-right: 10px;
    margin-left: 10px;
    padding: 10px 20px;
    border: none;
    text-align: center;
    font-size: 18px;
    transition: 0.3s;
    border-radius: 10px;
    width: 100px;
}

.modal-content #yesBtn {
    background-color: var(--color-sub3);
    color: white;
}

.modal-content #yesBtn:hover {
    background-color: #eb6c00;
}

.modal-content #noBtn {
    background-color: gray;
    color: white;
}

.modal-content #noBtn:hover {
    background-color: darkgray;
}