.container {
    margin: auto;
    width: 50% !important;
}
.ip-display-content {
    background-color: #fff;
    border-radius: 10px;
    background: #fff;
    filter: drop-shadow(0px 1px 30px rgba(0, 0, 0, 0.16));
    margin-top: 15px;
    padding: 38px 30px;
}
.ip-display-image {
    width: 100%;
    height: auto;
    object-fit: contain;
}

article {
    -webkit-columns: 2;
    -moz-columns: 2;
    columns: 2;
    width: 70%;
}

article .header {
    font-family: "Microsoft YaHei";
    font-weight: normal;
    font-size: 18px;
    color: #717273;
    margin-bottom: 1em;
}

article .ip-detail{
    font-family: "Microsoft YaHei";
    font-weight: bold;
    font-size: 20px;
    color: #2c3340;
    margin-bottom: 1em;
}
.note {
    font-family: "Microsoft YaHei";
    font-weight: normal;
    font-size: 14px;
    color: #717273;
    width: 70%;
    margin-top: 15px;
}

.refresh-btn {
    font-family: "Microsoft YaHei";
    font-weight: normal;
    font-size: 18px;
    text-align: center;
    color: #2c3340;
    width: 186px;
    height: 52px;
    background: transparent;
    border: 3px solid #2c3340;
    opacity: 0.99;
    padding: 10px;
    margin: 20px auto;
    border-radius: 5px;
}

.refresh-btn:hover {
    color: #fff;
    background: #2c3340;
    transition: 0.35s ease-in-out;
}

@media (max-width: 768px){
    .container {
        width: 100% !important;
    }
}

@media screen and (max-width: 512px) {

    article .header,
    article .ip-detail {
        font-size: 14px;
    } 
}