.index-activity-box{
    width: 100%;
    display: block;
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
    margin: 100px 0;
}
.index-activity-all-box{
    width: 97.396vw;
    max-width: 100%;
    display: block;
    margin-left: auto;
    font-size: 0;
    box-sizing: border-box;
    padding-top: 135px;
    padding-bottom: 75px;
}
.index-activity-title-box{
    width: 120px;
    display: inline-block;
    vertical-align: top;
    box-sizing: border-box;
    margin-right: 65px;
}
.index-activity-title-box .index-super-title{
    padding: 35px 22px;
    padding-bottom: 50px;
}
.index-activity-title-box .index-super-title p{
    width: 48px;
    display: inline-block;
    vertical-align: bottom;
    writing-mode: vertical-lr;
}
.index-activity-title-box .index-super-title span{
    width: 20px;
    display: inline-block;
    vertical-align: bottom;
    margin-left: 8px;
    writing-mode: vertical-lr;
    letter-spacing: 0.3em;
    position: relative;
    bottom: -20px;
}
.index-activity-bg{
    width: calc((1300 / 1920) * 100vw);
    height: 100%;
    background-color: #f5f5f5;
    display: block;
    position: absolute;
    top: 0;
    right: 0;
}
.index-activity-bg::after{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    border-top: 145px solid #fff;
    border-right: 145px solid transparent;
}
.index-activity-info-box{
    width: calc(100% - 185px);
    display: inline-block;
    vertical-align: top;
    position: relative;
    z-index: 2;
    margin-top: 15px;
}
.index-activity-info{
    width: 560px;
    display: inline-block;
    vertical-align: top;
    margin-right: 70px;
    outline: none;
}
.index-activity-info-img{
    width: 100%;
    height: calc((400 / 560) * 560px);
    display: block;
    overflow: hidden;
    position: relative;
    border-radius: 5px;
}
.index-activity-info-text-box{
    margin-top: 25px;
}
.index-activity-info-text-box p{
    font-size: 18px;
    letter-spacing: 0.06em;
    line-height: 30px;
    color: #000;
    font-family: 'Noto Sans TC';
    font-weight: 300;
    text-align: center;
    box-sizing: border-box;
    padding-left: 0.06em;
    padding: 0 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: all .3s linear;
}



@media only screen and (max-width: 1000px){
    .index-activity-box{
        margin: 60px 0;
    }
    .index-activity-bg::after{
        border-top-width: 100px;
        border-right-width: 100px;
    }
    .index-activity-all-box{
        padding-top: 90px;
        padding-bottom: 30px;
    }
    .index-activity-info{
        width: 360px;
        margin-right: 40px;
    }
    .index-activity-info-img{
        height: calc((400 / 560) * 360px);
    }
    .index-activity-info-text-box{
        margin-top: 15px;
    }
    .index-activity-info-text-box p {
        font-size: 16px;
        line-height: 26px;
    }
}
@media only screen and (max-width: 768px){
    .index-activity-box{
        margin: 40px 0;
    }
    .index-activity-bg::after,
    .index-activity-bg{
        display: none;
    }
    .index-activity-all-box{
        width: 550px;
        padding: 0;
        margin: 0 auto;
    }
    .index-activity-title-box{
        width: 100%;
        display: block;
        margin-right: 0;
    }
    .index-activity-title-box .index-super-title p{
        writing-mode: initial;
        width: initial;
    }
    .index-activity-title-box .index-super-title span{
        width: initial;
        writing-mode: initial;
        bottom: 0;
        margin-left: 0;
    }
    .index-activity-title-box .index-super-title{
        padding: 26px 30px;
    }
    .index-activity-info-box{
        width: 100%;
        display: block;
        margin-top: 30px;
    }
    .index-activity-info{
        width: 400px;
        margin-right: 20px;
    }
    .index-activity-info-img{
        height: calc((400 / 560) * 400px);
    }
}
@media only screen and (max-width: 550px){
    .index-activity-box{
        margin: 20px 0;
    }
    .index-activity-all-box{
        width: 95vw;
    }
    .index-activity-title-box .index-super-title{
        padding: 11px 15px;
    }
    .index-activity-info-box{
        margin-top: 20px;
    }
    .index-activity-info{
        width: calc(95vw - 60px);
        margin-right: 10px;
    }
    .index-activity-info-img{
        height: calc((400 / 560) * (95vw - 60px));
    }
    .index-activity-info-text-box{
        margin-top: 5px;
    }
    .index-activity-info-text-box p{
        font-size: 14px;
        line-height: 22px;
    }
}




@media only screen and (min-width: 769px){
    .index-activity-info:hover .main-bg{
        transform: scale(1.1);
    }
    .index-activity-info:hover .index-activity-info-text-box p{
        color: #ffc90c;
    }

    .index-activity-info-box,
    .index-activity-bg{
        opacity: 0;
    }
    .index-activity-box.anima .index-super-title{
        animation: indexSuperScale 1s ease 0s 1 both;
    }
    .index-activity-box.anima .index-activity-info-box{
        animation: fadeInDown 1s ease 0s 1 both;
    }
    .index-activity-box.anima .index-activity-bg{
        animation: fadeInRight 1s ease 0s 1 both;
    }
}