@import url('min.css?v=2') screen and (max-width:767px);
@import url('max.css?v=2') screen and (min-width:768px);
@media only screen and (max-width: 379px) {
    .main_btn_box a {
        min-width: 110px;
        margin-bottom: 8px;
        width: calc(50% - 4px);
    }   
}