.arc-arc {
    padding-bottom: 20px;
}

.arc-arc p {
    font: 400 14px/24px "微软雅黑";
    color: #000;
    text-align: justify;
}

.arc-arc p img {
    max-width: 100%;
}

@media (min-width: 1200px) {
    .arc-arc {
        padding: 54px 30px;
        background: rgba(255, 255, 255, 0.8);
    }
    .arc-arc-title {
        padding: 0 0 30px 0;
        font: 400 24px/30px "微软雅黑";
        color: #000;
        text-align: left;
    }
    .arc-arc p {
        font: 400 16px/30px "微软雅黑";
    }
}