#overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    display: none;
}

.btn1 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    font-size: 1rem;
    border: none;
    background-color: #1d3557;
    color: #ffffff;
    padding: 0.8rem 1.5rem;
    border-radius: 2rem;
    cursor: pointer;
    transition: 0.3s ease;
    box-shadow: 0 1rem 2rem -1rem rgba(0, 0, 0, 0.445);
}

btn1:hover {
    background-color: #003049;
    color: #eae2b7;
    box-shadow: 0 1rem 1rem -1rem rgba(0, 0, 0, 0.445);
}

.btn_ text {
    margin-left: 0.8rem;
}

.spinner {
    width: 1.5rem;
    height: 1.5rem;
    display: inline-block;
    border: 3px solid #dddf00;
    border-top-color: transparent;
    border-bottom-color: transparent;
    border-radius: 50%;
    animation: spin 1s infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0);
    }

    50% {
        transform: rotate(180deg);
        border-top-color: #fcab41;
        border-bottom-color: #80ffdb;
        border-right-color: transparent;
        border-left-color: transparent;
    }

    100% {
        transform: rotate(360deg);
    }
}

#overlay-dialog {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    display: none;
}