.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-box {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    width: 90%;
    max-width: 550px;
    position: relative;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 1.5rem;
    cursor: pointer;
}

button {
    border: 1px solid #1ab0f1;
    color: #1ab0f1;
    background: none;
    padding: 5px 15px;
    border-radius: 4px;
    margin-left: auto;
    margin-right: auto;
    display: block;
}

button:hover {
    color: white;
    background:  #135499;
}

h4 {
    color: #135499;
}

.center {
    display: flex;
    justify-content: center;
    align-items: center;
}