.wrap-main-box {
    text-align: center;
    max-width: 650px;
    margin: 35px auto;
    background: #ffffff;
    opacity: 0.9;
    padding: 5em;
    box-shadow: 0 0 10px 0 rgba(183, 192, 206, 0.7);
    -webkit-box-shadow: 0 0 10px 0 rgba(183, 192, 206, 0.7);
    -moz-box-shadow: 0 0 10px 0 rgba(183, 192, 206, 0.7);
    -ms-box-shadow: 0 0 10px 0 rgba(183, 192, 206, 0.7);
    border-radius: 3px;
    color: #000;
    font-size: 15px;
}
#adminmenu .wp-submenu a[href^="themes.php?page=theme-importer"] {
    background-color: var(--first-color) !important;
    color: #ffffff;
    font-weight: bold;
}
.wrap-main-box h2 {
    font-size: 25px;
    color: #000;
    line-height: 1.8;
    margin: 0;
}
.wrap-main-box h3{
    font-weight: 600;
    line-height: 1.8;
    color: #000;
    margin-top: 0px;
    margin-bottom: 20px;
}
.wrap-main-box p{
    font-size: 14px;
}
.wrap-main-box div#import-response {
    margin-top: 18px;
}
button#import-theme-mods{
    margin-top: 20px;
}