.modal {
    display: none; 
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4); 
    padding: 2em;
}

.modal-content {
    background-color: #fff;
    margin: 10% auto;
    padding: 1.25em;
    border: 1px solid #888;
    border-radius: 8px;
    width: 60%; 
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.25);
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
}

.close {
    position: absolute;
    top: 0.625em; 
    right: 0.625em; 
    font-size: 1.75em;
    font-weight: bold;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: #000;
    text-decoration: none;
}

.help-content h3 {
    margin-top: 1.25em;
    font-size: 1.125em;
}

.help-content p {
    font-size: 1em;
    line-height: 1.6;
}