.white-popup-block {
    margin: auto;
    padding: 20px;
    width: 680px;
    background: #fff;
}
.white-popup {
    position: relative;
    background: #FFF;
    padding: 20px;
    width: auto;
    max-width: 500px;
    margin: 20px auto;
}
ul.nagare li {
    display: inline-block;
}
.tx-center{
    text-align: center;
}
.m-btn-white {
    width: 180px;
    height: 40px;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    margin:0 0 25px 0;
    border: 1px solid #053a80;
}
.m-btn-white a {
    display: block;
    color:  #053a80 !important;
    font-size: 14px;
    font-weight: 700;
    line-height: 40px;
    text-align: center;
    background:  url(/assets/images/icn_window_blue.png) 95% center no-repeat;
    background-size: 12px auto;
}
@media (min-width: 768px) {
    .m-btn-white a:hover {
        background-position: 97% center;
    }
}