.tc-poppanel {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: RGBA(10,10,10,0.5);
}
.tc-poppanel .tc-content {
 width:40%;
 margin:15% auto 0 auto;
 padding:3% 5% 3% 5%;
 background: #FFFFFF;
}

/* iphone and Mobile */
@media only screen and (max-width: 767px) and (min-width: 100px) {
    .tc-poppanel .tc-content {max-width:100%;}
}