.out-box {
    width: 100%;
    margin-top: 0;
}

.box {
    width: 95%;
}

.txt {
    font-size: 18px;
    text-indent: 2em;
    line-height: 36px;
    text-align: justify;
    background-color: #fff;
    padding: 20px;
    box-sizing: border-box;
}

header {
    width: 100%;
    height: 220px;
    background-image: url(/picture/0/2212312215037672377.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

footer {
    background-image: none;
}

.footicon {
    display: none;
}

.content {
    display: inline;
}

.video {
    width: 100%;
}

.img {
    width: 100%;
    height: 200px;
}