.list .item {
    border: 1px solid #e1e1e1;
    padding: 1vw;
    border-radius: 8px;
    margin-bottom: 2vw
}

.list .item h2 {
    font-size: 1.3vw;
    margin-bottom: 1vw;
    display: flex;
}

.list .item h2 a {
    margin-left: auto;
}

.list .item p span {
    margin-right: 2vw;
    color: #616161
}

.list .item p span svg {
    height: 18px;
    width: 18px;
    margin-right: 15px;
    vertical-align: middle;
}

.list .item h3 {
    font-size: 1.1vw;
    color: #212121;
    margin-top: 1vw;
}

.list .item ul {
    margin: 1vw 0;
    color: #616161
}

.list .item ul li {
    margin-top: 10px;
    position: relative;
    padding-left: 20px
}

.list .item ul li:first-child {
    margin-top: 0
}

.list .item ul li:before {
    content: " ";
    display: block;
    width: 5px;
    height: 2px;
    background-color: #919191;
    position: absolute;
    left: 0;
    top: 10px;
}

.list .item a.but {
    font-size: 14px;
    background-color: #171a20;
    color: #FFFFFF;
    width: 12vw;
    display: block;
    text-align: center;
    padding: 10px;
    border-radius: 4px;
    transition: all .3s ease-in-out;
}

.list .item a.but:hover {
    background-color: #bd2130;
    color: #FFFFFF;
}

.list .item.open a.but {
    background-color: #bd2130;
    color: #FFFFFF;
}

.list .item a.link {
    color: #d90000
}

.list .item .co {
    border-top: 1px solid #e1e1e1;
    display: none;
}

.list .item div.content {
    display: none;
    border-top: 1px solid #e1e1e1;
    margin-top: 1vw;
}

.list .item div.content div {
    width: 100%;
}

.list .item div.content div:first-child {
    margin-right: 4vw;
}

.list .item.open div.content {
    display: flex;
}

.list .item.open .co {
    display: block;
}

.list .item .co ul li:before {
    width: 5px;
    height: 5px;
    left: 0;
    top: 8px;
}

.list .item .co .infobut {
    font-size: 14px;
    background-color: #171a20;
    color: #FFFFFF;
    display: inline-block;
    text-align: center;
    padding: 5px 20px;
    border-radius: 4px;
    transition: all .3s ease-in-out;
}

.title {
    text-align: center;
    margin-bottom: 4vw;
    margin-top: 4vw;

}

.title h2 {
    font-size: 3vw;
    margin-bottom: 1vw;
}

.title div {
    padding: 0 10vw;
    color: #666;
    font-size: 1vw;
    line-height: 1.5vw;
}

.title a {
    font-size: 14px;
    background-color: #171a20;
    color: #FFFFFF;
    width: 12vw;
    display: inline-block;
    text-align: center;
    padding: 10px;
    border-radius: 4px;
    transition: all .3s ease-in-out;
    margin-top: 2vw;
}

.title a:hover {
    background-color: #bd2130;
    color: #FFFFFF;
}

.info {
    display: flex
}

.info div {
    flex: 1
}

.info div:first-child {
    margin-right: 3vw
}



.img img {
    width: 100%;
    border-radius: 4px;
    margin-top: 4vw;
}

@media screen and (max-width: 1280px) {
    .title h2 {
        font-size: 18px;
        margin-bottom: 10px;
    }

    .title div br {
        display: none;
    }

    .title div {
        font-size: 12px;
        line-height: 1.6em;
    }

    .title a {
        font-size: 12px;
        width: auto;
        padding: 8px 30px;
        margin-top: 10px;
    }

    .list .item {
        padding: 10px;
        border-radius: 4px;
        margin-bottom: 10px;
    }

    .list .item h2 {
        justify-content: space-between;
        /* 让标题和按钮分布在两端 */
        font-size: 14px;
        margin-bottom: 10px;
    }


    .list .item a.but {
        font-size: 10px;
        display: block;
        height: 25px;
        width: auto;
        padding: 5px 20px;
        white-space: nowrap;
        margin-left: 10px;
    }



    .list .item p span {
        font-size: 12px;
    }

    .list .item p span svg {
        width: 12px;
        height: 12px;
        margin-right: 10px;
    }

    .list .item ul li {
        margin-top: 7px;
        position: relative;
        font-size: 10px;
        padding-left: 20px;
    }

    .list .item div.content {
        margin-top: 10px;
    }

    .list .item.open div.content {
        display: block;
    }

    .list .item h3 {
        font-size: 12px;
        margin-top: 10px;
    }

    .list .item .co {
        border-top: 1px solid #e1e1e1;
        margin-top: 10px;
    }


}