.about-box{
    width: 1280px;
    max-width: 100%;
    margin: 50px auto;
    display:block; 
    padding-top: 100px;
    position: relative;
    font-size: 0;
}
.about-title-box{
    text-align: center;
}
.about-title-ch{
    display: inline-block;
    font-size: 36px;
    color: #555;
    font-weight: lighter;
    letter-spacing: 1px;
}
.about-title-ch span{
    color: #d0011b;
    font-weight: lighter;
}
.about-title-en{
    margin-left: 5px;
    display: inline-block;
    font-size: 16px;
    font-weight: lighter;
    color: #333;
    letter-spacing: 1px;
}

.about-article-box{
    width: 1000px;
    max-width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
    padding: 20px 40px;
    transition: all .3s linear;
}
.about-article:nth-child(2){
    padding-top: 20px;
}
.about-article-title{
    margin-top: 20px;
    margin-bottom: 20px;
}
.about-article-title-ch{
    font-size: 26px;
    display: inline-block;
    font-weight: bold;
    color: #d0011b;
    letter-spacing: 1px;
}
.about-article-title-en{
    font-size: 20px;
    display: inline-block;
    font-weight: bold;
    color: #d0011b;
    letter-spacing: 1px;
    margin-left: 5px;
}
.about-article-standard{
    margin-bottom: 10px;
}
.about-article-standard-ch{
    font-size: 20px;
    display: inline-block;
    font-weight: bold;
    letter-spacing: 1px;
    color: #0106d0;
}
.about-article-standard-en{
    font-size: 14px;
    display: inline-block;
    font-weight: bold;
    letter-spacing: 1px;
    color: #0106d0;
    margin-left: 5px;
}
.about-article-text{
    font-size: 14px;
    color: #333;
    letter-spacing: 1px;
    margin-bottom: 20px;
    line-height: 2;
}
.about-article-text-standard{
    font-size: 14px;
    font-weight: bold;
    color: #000;
    letter-spacing: 1;
}
.about-article-text-annotation{
    color: #888;
    font-size: 12px;
}
/*<-----rwd----->*/
@media only screen and (max-width: 1280px){
    .about-box{
        width: 1200px;
    }
}
@media only screen and (max-width: 1200px){
    .about-box{
        width: 1000px;
    }
    .about-article-img-box{
        width: 360px;
        height: 177px;
    }
    .about-article-info-box{
        width: calc(100% - 400px); 
    }
    .about-article-info-text{
        -webkit-line-clamp: 4;
        min-height: 86px;
        max-height: 86px;
    }
}
@media only screen and (max-width: 1000px){
    .about-box{
        width: 800px;
        padding-top: 60px;
    }
    .about-article{
        padding: 20px;
    }

    .about-path-box{
        display: none;
    }
    .about-article-img-box{
        width: 347px;
        height: 166px;
    }
    .about-article-info-box{
        width: calc(100% - 387px); 
    }
    .about-article-info-more{
        width: 150px;
        height: 36px;
        padding: 8px 0;
    }
}
@media only screen and (max-width: 800px){
    .about-box{
        width: 95%;
    }
    .about-article-img-box{
        width: 264px;
        height: 126px;
        margin-left: 25px;
    }
    .about-article-info-box{
        width: calc(100% - 289px); 
    }
    .about-article-info-text{
        -webkit-line-clamp: 2;
        min-height: 45px;
        max-height: 45px;
    }
    .about-article-info-more{
        width: 120px;
    }
    .about-article{
        padding: 0;
    }
}
@media only screen and (max-width: 700px){
    .about-box{
        padding-top: 40px;
    }  
}

@media only screen and (max-width: 600px){
    .about-article-box{
        padding: 20px 0;
    }
    .about-article-img-box{
        display: none;
    }
    .about-article-info-box{
        width: 100%; 
    }
    .about-article-text{
        font-size: 12px;
    }
}
@media only screen and (max-width: 600px){
    .about-title-ch{
        font-size: 26px;
    }
    .about-title-en{
        font-size: 14px;
    }
    .about-article-box,
    .about-article:nth-child(2){
        padding-top: 0;
    }
    .about-article-title-ch{
        font-size: 22px;
    }
    .about-article-title-en{
        font-size: 16px;
    }
    .about-article-standard-ch{
        font-size: 18px;
    }
    .about-article-title-en{
        font-size: 14px;
    }
}

/*animation*/
/*<-------------動畫------------->*/

@keyframes about_title_ch_all {
    0%{
        transform: translateX(-300px);
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}
@keyframes about_title_en_all {
    0%{
        transform: translateX(300px);
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}
@keyframes about_path_all {
    0%{
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}
@keyframes about_animation_fedfrombottom {
    0%{
        transform: translateY(300px);
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}
@media only screen and (min-width: 1001px){
    .about-title-ch{
        animation: about_title_ch_all .8s linear both;
    }
    .about-title-en{
        animation: about_title_en_all .8s linear both;
    }
    .about-article{
        animation: about_animation_fedfrombottom .8s linear both;
    }
}