@charset "UTF-8";
.overlay{
    display:none;
    width:100%;
    height:100%;
    background: rgba(0,0,0,0.6);
    position:fixed;
    z-index:1;
    top: 0;
}
.btn_area{
    width: 70%;
    height: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    background-color: #fff;
    z-index: 2;
    overflow-y: auto;
    max-height: 90%;
}
.btn_area p{
    padding:15px;
}
.btn_area button {
    display: block;
    margin: 0 auto;
    margin-bottom: 20px;
    padding: 10px;
    width: 30%;
}
@media only screen and (max-width: 767px) {
	.btn_area {
		width: 100%;
	}
}