.index-activities-box{
    width: 100%;
    display: block;
    position: relative;
    box-sizing: border-box;
    padding: 140px 0;
    overflow: hidden;
}
.index-activities-all-box{
    width: 100%;
    display: block;
    margin: 0 auto;
    font-size: 0;
    box-sizing: border-box;
}
.index-activities-title-box{
    width: 1280px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
}
.index-activities-info-box{
    margin-top: 140px;
    position: relative;
    box-sizing: border-box;
    padding-bottom: 40px;
}
.index-activities-info-box .slick-list{
    z-index: 2;
}
.index-activities-info-box::after{
    content: '';
    width: calc((1500 / 1920) * 100vw);
    height: 100%;
    position: absolute;
    top: 140px;
    right: 0;
    background-color: #f5f5f5;
    pointer-events: none;
}
.index-activities-info{
    width: 480px;
    display: block;
    position: relative;
    margin: 0 30px;
}
.index-activities-info-img-box{
    width: 100%;
    height: 480px;
    display: block;
    position: relative;
    overflow: hidden;
}
.index-activities-info-text-box{
    font-size: 24px;
    letter-spacing: 0.1em;
    font-family: 'Noto Sans TC';
    font-weight: 700;
    color: #000;
    line-height: 36px;
    margin-top: 10px;
    overflow : hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.index-activities-info-arrow-box{
    width: 1280px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    position: relative;
    margin-top: 140px;
    text-align: right;
}
.index-activities-info-arrow-box .slick-prev{
    width: 80px;
    height: 80px;
    background-color: #498d2f;
    text-align: center;
    left: initial;
    position: static;
    display: inline-block;
    vertical-align: middle;
    transition: all .3s linear;
}
.index-activities-info-arrow-box .slick-next{
    width: 80px;
    height: 80px;
    background-color: #498d2f;
    text-align: center;
    right: initial;
    position: static;
    display: inline-block;
    vertical-align: middle;
    margin-left: 40px;
    transition: all .3s linear;
}
.index-activities-info-arrow-box .slick-prev::before{
    content: '\f104';
    font-family: 'Font Awesome 5 Free';
    font-weight: 700;
    font-size: 24px;
    line-height: 80px;
    color: #fff;
}
.index-activities-info-arrow-box .slick-next::before{
    content: '\f105';
    font-family: 'Font Awesome 5 Free';
    font-weight: 700;
    font-size: 24px;
    line-height: 80px;
    color: #fff;
}



@media only screen and (max-width: 1280px){
    .index-activities-title-box{
        width: 1200px;
    }
    .index-activities-info-arrow-box{
        width: 1200px;
    }
}
@media only screen and (max-width: 1200px){
    .index-activities-box{
        padding: 100px 0;
    }
    .index-activities-title-box{
        width: 1000px;
    }
    .index-activities-info-box{
        margin-top: 100px;
    }
    .index-activities-info{
        width: 380px;
        margin: 0 20px;
    }
    .index-activities-info-img-box{
        height: 380px;
    }
    .index-activities-info-text-box{
        font-size: 22px;
        line-height: 32px;
    }
    .index-activities-info-arrow-box{
        width: 1000px;
    }
}
@media only screen and (max-width: 1000px){
    .index-activities-box{
        padding: 60px 0;
    }
    .index-activities-title-box{
        width: 750px;
    }
    .index-activities-info-box{
        margin-top: 60px;
    }
    .index-activities-info{
        width: 280px;
        margin: 0 10px;
    }
    .index-activities-info-img-box{
        height: 280px;
    }
    .index-activities-info-text-box{
        font-size: 18px;
        line-height: 26px;
    }
    .index-activities-info-arrow-box{
        width: 750px;
        margin-top: 60px;
    }
    .index-activities-info-box::after{
        top: 60px;
    }
    .index-activities-info-arrow-box .slick-prev{
        width: 60px;
        height: 60px;
    }
    .index-activities-info-arrow-box .slick-prev::before{
        font-size: 20px;
        line-height: 60px;
    }
    .index-activities-info-arrow-box .slick-next{
        width: 60px;
        height: 60px;
        margin-left: 20px;
    }
    .index-activities-info-arrow-box .slick-next::before{
        font-size: 20px;
        line-height: 60px;
    }
}
@media only screen and (max-width: 768px){
    .index-activities-box{
        padding: 40px 0;
    }
    .index-activities-title-box{
        width: 550px;
    }
    .index-activities-info-box{
        margin-top: 40px;
    }
    .index-activities-info{
        width: 180px;
        margin: 0 5px;
    }
    .index-activities-info-img-box{
        height: 180px;
    }
    .index-activities-info-text-box{
        font-size: 16px;
        line-height: 22px;
    }
    .index-activities-info-box::after{
        display: none;
    }
    .index-activities-info-arrow-box{
        width: 550px;
        margin-top: 60px;
    }
}
@media only screen and (max-width: 550px){
    .index-activities-box{
        padding: 20px 0;
    }
    .index-activities-title-box{
        width: 95vw;
    }
    .index-activities-title-box.index-curriculum-title-box span{
        display: block;
        margin-top: 5px;
        margin-left: 0;
    }
    .index-activities-info-box{
        margin-top: 20px;
    }
    .index-activities-info{
        width: 180px;
        margin: 0 5px;
    }
    .index-activities-info-img-box{
        height: 180px;
    }
    .index-activities-info-text-box{
        font-size: 16px;
        line-height: 22px;
    }
    .index-activities-info-arrow-box{
        width: 95vw;
        margin-top: 20px;
    }
    .index-activities-info-arrow-box .slick-prev{
        width: 40px;
        height: 40px;
    }
    .index-activities-info-arrow-box .slick-prev::before{
        font-size: 16px;
        line-height: 40px;
    }
    .index-activities-info-arrow-box .slick-next{
        width: 40px;
        height: 40px;
        margin-left: 10px;
    }
    .index-activities-info-arrow-box .slick-next::before{
        font-size: 16px;
        line-height: 40px;
    }
}



@media only screen and (min-width: 769px){
    .index-activities-info-arrow-box .slick-arrow:hover{
        background-color: #32611f;
    }


    .index-activities-info-box,
    .index-activities-info-arrow-box{
        opacity: 0;
    }
    .index-activities-info-box.anima,
    .index-activities-info-arrow-box.anima{
        animation: fadeInUp 1s ease 0s 1 both;
    }
    .index-activities-info-box.anima::after{
        animation: fadeInRight 1s ease 0s 1 both;
    }
}