.loader {
    display: none;
    position: fixed;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 99999;
}
.loadIcon {
    position: absolute;
    left: 50%;
    top: 50%;
    margin-top: -20px;
    margin-left: -20px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #3498db;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 2s linear infinite;
}
.loaderImg {
    border: 6px solid #f3f3f3;
    border-radius: 50%;
    border-top: 6px solid #3498db;
    width: 50px;
    height: 50px;
    -webkit-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite;
    width: 50px;
    height: 50px;
    text-align: center;
    left: 50%;
    margin-left: -25px;
    top: 50%;
    position: absolute;
}
    .input-error {
        color: red;
        font-size: 13px;
    }

    #productPdfModal {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.7);
        z-index: 9999;
    }

    .pdf-modal-inner {
        background: #fff;
        width: 80%;
        height: 80%;
        margin: 5% auto;
        position: relative;
        padding: 10px;
    }

    .pdf-modal-close {
        position: absolute;
        right: -10px;
        top: -10px;
        font-size: 25px;
        cursor: pointer;
        background: #fff;
        width: 25px;
        height: 25px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
    }
    #customLoginModal,
    #otpModal {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.7);
        z-index: 9999;
        display: none;
    }

    #customLoginModal .inner,
    #otpModal>div {
        background: #fff;
        width: 360px;
        margin: 8% auto;
        padding: 20px;
        border-radius: 6px;
        box-shadow: 0 8px 25px rgba(0, 0, 0, .2);
        position: relative;
        text-align: center;
    }

    #customLoginModal input,
    #otpModal input {
        width: 100%;
        margin: 8px 0;
        padding: 10px;
        border: 1px solid #ddd;
    }

    #customLoginModal button,
    #otpModal button {
        background: #1e3a5f;
        border: none;
        color: #fff;
        padding: 10px 25px;
        margin-top: 12px;
        cursor: pointer;
        border-radius: 4px;
    }