/*------------ activity ------------*/

.activity-list {
    margin: 0 -15px;
}

.activity-list li {
    width: calc((100% / 3) - 0.1px);
    padding: 0 15px 55px;
    position: relative;
}

.activity-list li:nth-child(3n+1) {
    clear: left;
}

.activity-list li a {
    max-width: 444px;
    margin: 0 auto;
}

.activity-list li .pic {
    position: relative;
    height: auto;
}

.activity-list li .activity-type{
    font-size: 15px;
    color: #4ac410;
    display: inline-block;
    position: relative;
    font-weight: bold;
    display: none;
}

.activity-list li .activity-type:before{
    content: '';
    display: block;
    text-align: center;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    width: 0%;
    border-bottom: 1px solid #79d24f;
    -webkit-transition: all .5s ease;
    -moz-transition: all .5s ease;
    -o-transition: all .5s ease;
    -ms-transition: all .5s ease;
    transition: all .5s ease;
}

.activity-list li:hover .activity-type:before{
    width: 100%;
    opacity: 1;
    -webkit-transition: all .4s ease-in-out;
    transition: all .4s ease-in-out;
}


.activity-list li .activity-word {
    border-bottom: solid 1px #eee;
    margin: 0 auto;
    color: #8B8B8B;
    max-width: 444px;
}

.activity-list li .activity-word p {
    line-height: 1.45;
    margin: 0px 0 10px;
    color: #aaa;
    height: 37px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.activity-list li .activity-word .activity-name {
    font-size: 18px;
    margin-top: 5px;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: #000;
    padding: 0px 20px;
}

/* .activity-list li .activity-date{
    padding: 0px 20px;
    font-size: 16px;
    margin: 0px 0 15px;
} */

.activity-list li:hover .activity-name {
    text-decoration: underline;
}

.activity-list .pic:before {
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 1;
    z-index: 10;
    background: no-repeat 50% 50% rgba(0, 0, 0, 0);
}


.activity-list li .pic:before,
.activity-list li .pic:after {
    content: '';
    position: absolute;
    opacity: 0;
    transition: all .2s ease-in-out;
}

.activity-list li:hover .pic:after {
    top: 50%;
}

.activity-list li:hover .pic:before,
.activity-list li:hover .pic:after {
    opacity: 1;
    transition: all .2s ease-in-out;
}


/*------------ detail-main ------------*/
.content .activity-date {
    color: #ffffff;
    font-size: 16px;
    background: #ffd444;
    border-radius: 15px;
    display: inline-block;
    padding: 1px 7px;
    margin: 0 0 15px;
}

.activity-detail {
    padding: 20px 0px 10px;
}

.activity-title {
    font-size: 20px;
    line-height: 1.4;
    font-weight: normal;
}

.activity-date {
    margin: 15px 0 0;
}


/*------------ rwd ------------*/

@media screen and (max-width: 1024px) {
    .activity-list li {
        width: 50%;
    }
    .activity-list li:nth-child(3n+1) {
        clear: none;
    }
    .activity-list li:nth-child(2n+1) {
        clear: left;
    }
}
@media screen and (max-width: 767px) {
    .activity-list li {
        padding: 0 15px 25px;
    }
}
@media screen and (max-width: 600px) {
    .activity-list {
        margin: 0;
    }
    .activity-list li {
        width: 100%;
    }
    .activity-list li .activity-word {
        padding: 10px 15px;
    }
}