.ipopup_open {
    overflow: hidden !important;
}

    .ipopup_open body {
        overflow: hidden !important;
        height: 100% !important;
    }

.ipopup_wrap {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: block;
    margin: 0;
    padding: 0;
    outline: 0;
    overflow: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

#ipopup {
    position: relative;
    display: none;
    margin: 50px auto;
    max-width: calc(100% - 20px);
    box-sizing: border-box;
}
    *html #ipopup {
        position: absolute
    }

#ipopup .bt_close {
    position: absolute;
    right: 0;
    top: 0;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    font-family: Arial;
    font-weight: bold;
    font-size: 30px;
    color: #000;
    cursor: pointer;
    z-index: 222;
    transition: all 0.2s ease-in-out 0s;
}
    #ipopup .bt_close:hover {
        transform: scale(1.5) rotate(360deg);
        /*color: #c21f13;*/
    }
    #ipopup .bt_close:after {
        content: "\00d7";
    }

#ipopup_fade {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1040;
    display: none;
    opacity: .3;
    background: #000;
}
    *html #fade {
        position: absolute
    }

#ipopup_fade ~ *{
    transition: all .2s ease-in;
}
    .ipopup_blur #ipopup_fade ~ *{
        -webkit-filter: blur(5px);
        -moz-filter: blur(5px); 
        -ms-filter: blur(5px);
        -o-filter: blur(5px);
        filter: blur(5px);
    }