.about-box{
    width: 100%;
    display: block;
    position: relative;
    background-color: #f2f2f2;
    min-height: 100vh;
    box-sizing: border-box;
    padding: 120px 0;
}
.about-title-box{
    width: 100%;
    display: block;
    background-color: #333;
    font-size: 0;
    text-align: center;
}
.about-title-box h2{
    font-family: "Noto Sans TC";
    font-weight: 700;
    font-size: 50px;
    letter-spacing: 0.2em;
    box-sizing: border-box;
    padding-left: 0.2em;
    color: #fff;
    line-height: 200px;
}
.about-all-box{
    width: 1200px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    font-size: 0;
    position: relative;
    box-sizing: border-box;
}
.about-info{
    display:         flex;
    display: -webkit-flex;
    flex-direction: row;
    box-sizing: border-box;
    padding: 130px 0;
}
.about-info:nth-child(even){
    flex-direction: row-reverse;
}
.about-info-img-box{
    width: 600px;
}
.about-info-img{
    height: calc((420 / 600) * 600px);
    overflow: hidden;
    position: relative;
}
.about-info-text-box{
    width: calc(100% - 600px);
    /* height: calc((420 / 600) * 600px); */
    box-sizing: border-box;
    display:         flex;
    display: -webkit-flex;
    align-items: flex-start;
    -webkit-align-items: flex-start;
    justify-content: center;
    -webkit-justify-content: center;
    flex-direction: column;
}
.about-info:nth-child(odd) .about-info-text-box{
    padding-left: 40px;
}
.about-info:nth-child(even) .about-info-text-box{
    padding-right: 40px;
}
.about-info-name{
    font-family: 'Noto Sans TC';
    font-size: 36px;
    color: #7e99bd;
    letter-spacing: 0.2em;
    line-height: 1;
    display: block;
    margin-bottom: 40px;
}
.about-info-text{
    display: block;
    /* max-height: calc(100% - 36px + 40px);
    overflow-y: auto; */
}
.about-info-text p{
    font-family: 'Noto Sans TC';
    font-size: 18px;
    color: #666;
    letter-spacing: 0.1em;
    line-height: 2;
}

.about-certificate-box{
    margin: 130px 0;
}
.about-certificate-list{
    width: 280px;
    display: block;
    margin-right: calc(80px / 3);
}
.about-certificate-list-img{
    width: 100%;
    height: calc((420 / 280) * 280px);
    display: block;
    overflow: hidden;
    position: relative;
}
.about-certificate-list-text{
    font-family: 'Noto Sans TC';
    font-size: 16px;
    color: #666;
    letter-spacing: 0.2em;
    line-height: 1.4;
    margin-top: 15px;
}
.about-certificate-box .slick-prev,
.about-certificate-box .slick-next{
    width: 30px;
    height: inherit;
    text-align: center;
    top: calc(((420 / 280) * 280px) / 2 );
}
.about-certificate-box .slick-prev{
    left: calc(-50px - 40px);
}
.about-certificate-box .slick-next{
    right: calc(-50px - 30px);
}
.about-certificate-box .slick-prev::before{
    content: "〈";
    font-family: "Noto Sans TC";
    font-size: 36px;
    line-height: 60px;
    color: #7e99bd;
    opacity: 1;
    display: inline-block;
    transform: translateX(-10px);
    pointer-events: none;
    transition: all .3s linear;
}
.about-certificate-box .slick-next::before{
    content: "〉";
    width: 10px;
    font-family: "Noto Sans TC";
    font-size: 36px;
    line-height: 60px;
    color: #7e99bd;
    opacity: 1;
    display: inline-block;
    pointer-events: none;
    transition: all .3s linear;
}
.about-certificate-box .slick-disabled::before{
    opacity: 0;
    pointer-events: none;
}



@media only screen and (max-width: 1400px){
    .about-all-box{
        width: 1000px;
    }
    .about-info-img-box{
        width: 500px;
    }
    .about-info-img{
        height: calc((420 / 600) * 500px);
    }

    .about-certificate-list{
        width: 240px;
        margin-right: calc(40px / 3);
    }
    .about-certificate-list-img{
        height: calc((420 / 280) * 240px);
    }
    .about-certificate-list-text{
        letter-spacing: 0.1em;
    }
    .about-info-text-box{
        width: calc(100% - 500px);
    }
    .about-info{
        padding: 70px 0;
    }
    .about-certificate-box .slick-prev, 
    .about-certificate-box .slick-next{
        top: calc(((420 / 280) * 240px) / 2 );
    }
    .about-certificate-box .slick-prev {
        left: calc(-60px);
    }
    .about-certificate-box .slick-next{
        right: calc(-50px);
    }
}
@media only screen and (max-width: 1200px){
    .about-box{
        padding: 80px 0;
    }
    .about-all-box{
        width: 800px;
    }
    .about-info-img-box{
        width: 400px;
    }
    .about-info-img{
        height: calc((420 / 600) * 400px);
    }
    .about-info-text-box{
        width: calc(100% - 400px);
    }
    .about-info-name{
        font-size: 26px;
        margin-bottom: 20px;
    }
    .about-info-text p{
        font-size: 16px;
        line-height: 1.8;
    }
    .about-info{
        padding: 70px 0;
    }
    .about-certificate-list{
        width: 250px;
        margin-right: calc(50px / 2);
    }
    .about-certificate-list-img{
        height: calc((420 / 280) * 250px);
    }
    .about-certificate-list-text{
        letter-spacing: 0.1em;
    }
    .about-certificate-box .slick-prev, 
    .about-certificate-box .slick-next{
        top: calc(((420 / 280) * 250px) / 2 );
    }
    .about-certificate-box .slick-prev {
        left: calc(-50px);
    }
    .about-certificate-box .slick-next{
        right: calc(-50px);
    }
}
@media only screen and (max-width: 1000px){
    .about-box{
        padding: 60px 0;
    }
    .about-all-box{
        width: 700px;
    }
    .about-info-img-box{
        width: 350px;
    }
    .about-info-img{
        height: calc((420 / 600) * 350px);
    }
    .about-info-text-box{
        width: calc(100% - 350px);
    }
    .about-info:nth-child(odd) .about-info-text-box {
        padding-left: 20px;
    }
    .about-info:nth-child(even) .about-info-text-box {
        padding-right: 20px;
    }
    
    .about-certificate-list{
        width: 220px;
        margin-right: calc(40px / 2);
    }
    .about-certificate-list-img{
        height: calc((420 / 280) * 220px);
    }
    .about-certificate-box .slick-prev, 
    .about-certificate-box .slick-next{
        top: calc(((420 / 280) * 220px) / 2 );
    }
    .about-certificate-box .slick-prev {
        left: calc(-35px);
    }
    .about-certificate-box .slick-next{
        right: calc(-30px);
    }
}
@media only screen and (max-width: 768px){
    .about-box{
        padding-bottom: 40px;
    }
    .about-all-box{
        width: 550px;
    }
    .about-info{
        padding: 20px 0;
        display: block;
    }
    .about-info-img-box{
        width: 100%;
    }
    .about-info-img{
        height: calc((420 / 600) * 550px);
    }
    .about-info-text-box{
        width: 100%;
        margin-top: 20px;
    }
    .about-info:nth-child(odd) .about-info-text-box {
        padding-left: 0px;
    }
    .about-info:nth-child(even) .about-info-text-box {
        padding-right: 0px;
    }
    .about-certificate-box{
        margin: 40px auto;
        width: calc(100% - 100px);
    }
    .about-certificate-list{
        width: 220px;
        margin-right: 10px;
    }
    .about-certificate-list-img{
        height: calc((420 / 280) * 220px);
    }
    .about-certificate-box .slick-prev, 
    .about-certificate-box .slick-next{
        top: calc(((420 / 280) * 220px) / 2 );
    }
}
@media only screen and (max-width: 550px){
    .about-box{
        padding-bottom: 20px;
    }
    .about-all-box{
        width: 100%;
        padding: 0 20px;
    }
    .about-info{
        padding: 20px 0;
        display: block;
    }
    .about-info-img{
        height: calc((420 / 600) * (100vw - 40px));
    }
    .about-info-text-box{
        margin-top: 10px;
    }
    .about-info-name{
        font-size: 20px;
        margin-bottom: 5px;
    }
    .about-info-text p{
        font-size: 14px;
        line-height: 1.4;
    }

    .about-certificate-box{
        margin: 40px auto;
        width: calc(100% - 60px);
    }
    .about-certificate-list{
        width: calc((100vw - 40px - 10px - 60px) / 2);
        margin-right: 10px;
    }
    .about-certificate-list-img{
        height: calc((420 / 280) * ((100vw - 40px - 10px - 60px) / 2));
    }
    .about-certificate-box .slick-prev, 
    .about-certificate-box .slick-next{
        top: calc(((420 / 280) * ((100vw - 40px - 10px - 60px) / 2)) / 2 );
    }
    .about-certificate-list-text{
        letter-spacing: 0.06em;
        font-size: 14px;
        line-height: 1.2;
        margin-top: 5px;
    }
}
@media only screen and (max-width: 400px){
    .about-certificate-list{
        width: calc(100vw - 40px - 60px);
        margin-right: 10px;
    }
    .about-certificate-list-img{
        height: calc((420 / 280) * (100vw - 40px - 60px));
    }
    .about-certificate-box .slick-prev, 
    .about-certificate-box .slick-next{
        top: calc(((420 / 280) * (100vw - 40px - 60px) ) / 2 );
    }
}



@media only screen and (min-width: 769px){
    .about-certificate-box .slick-prev:hover::before,
    .about-certificate-box .slick-next:hover::before{
        color: #333;
    }

    
    
    /* .about-info-img-box,
    .about-info-text-box,
    .about-certificate-box{
        opacity: 0;
    }
    .about-info:nth-child(odd).anima .about-info-img-box{
        animation: fadeInLeft 1s ease 0s 1 both;
    }
    .about-info:nth-child(odd).anima .about-info-text-box{
        animation: fadeInRight 1s ease 0s 1 both;
    }
    .about-info:nth-child(even).anima .about-info-img-box{
        animation: fadeInRight 1s ease 0s 1 both;
    }
    .about-info:nth-child(even).anima .about-info-text-box{
        animation: fadeInLeft 1s ease 0s 1 both;
    }
    .about-certificate-box.anima{
        animation: fade 1s ease 0s 1 both;
    } */
}