.index-advantages-box{
    width: 100%;
    display: block;
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
    padding-top: 14.375rem;
    padding-bottom: 3.125rem;
}
.index-advantages-all-box{
    width: 1000px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    font-size: 0;
    position: relative;
    z-index: 1;
}
.index-advantages-info-box{
    margin-top: 7.8125rem;
}
.index-advantages-info{
    width: 300px;
    height: 360px;
    display: inline-block;
    vertical-align: top;
    text-align: center;
    position: relative;
    background-color: #fff;
    margin-right: 50px;

}
.index-advantages-info:nth-child(3){
    margin-right: 0;
}
.index-advantages-info::before{
    content: '';
    width: 100%;
    height: 100%;
    position: absolute;
    bottom: -15px;
    left: 10px;
    background-color: #000;
    opacity: 0.1;
}
.index-advantages-info-block{
    width: 100%;
    height: 100%;
    background-color: #fff;
    position: relative;
    z-index: 1;
    display: inline-flex;
    display: -webkit-inline-flex;
    align-items: center;
    -webkit-align-items: center;
    justify-content: center;
    -webkit-justify-content: center;
    flex-direction: column;
    box-sizing: border-box;
    padding: 1.25rem;
}
.index-advantages-info-img{
    width: 100px;
}
.index-advantages-info-en{
    font-family: "Roboto";
    font-weight: 700;
    font-size: 1.125rem;
    letter-spacing: 0.06em;
    line-height: 1;
    color: #666;
}
.index-advantages-info-ch{
    font-family: "Noto Sans TC";
    font-weight: 700;
    font-size: 1.5rem;
    line-height: 1.4;
    color: #000;
    letter-spacing: 0.06em;
    margin-top: 30px;
}
.index-advantages-bg-box{
    width: 100%;
    height: 300px;
    background-color: #234a35;
    position: absolute;
    bottom: 0;
    left: 0;
}

.about-team-info-img-mask{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background-color: rgba(20, 33, 59, 0.9);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.35);
    opacity: 0;
    display:         flex;
    display: -webkit-flex;
    align-items: center;
    -webkit-align-items: center;
    justify-content: center;
    -webkit-justify-content: center;
    flex-direction: column;
    font-size: 16px;
    line-height: 26px;
    box-sizing: border-box;
    padding: 10px 15px;
    transition: all .3s linear;
    z-index: 2;
}

.about-team-info-img-mask p {
    font-weight: bold;
    color: #fff;
    letter-spacing: 0.1em;
}


@media only screen and (max-width: 1200px){
    .index-advantages-box{
        padding-top: 10rem;
    }
    .about-team-info-img-mask{
        font-size: 12px;
        line-height: 20px;
    }
}
@media only screen and (max-width: 1000px){
    .index-advantages-box{
        padding-top: 5rem;
    }
    .index-advantages-all-box{
        width: 750px;
    }
    .index-advantages-info-box {
        margin-top: 3.125rem;
    }
    .index-advantages-info{
        width: 220px;
        height: calc((360 / 300) * 220px);
        margin-right: 40px;
        overflow: hidden;
    }
    .index-advantages-info-img{
        width: 80px;
    }
    .about-team-info-img-mask{
        opacity: 1;
        left: calc(100% - 15px);
    }
    .index-advantages-info.team_on .about-team-info-img-mask{
        left: 0;
    }
    .about-team-info-img-mask::after{
        content: '\f104';
        color: #fff;
        font-family: 'font awesome 5 free';
        font-weight: bold;
        display: block;
        font-size: 16px;
        position: absolute;
        left: 3px;
        top: calc(50% - 10px);
        opacity: 1;
        transition: all .3s linear;
    }
    .index-advantages-info.team_on .about-team-info-img-mask::after{
        opacity: 0;
    }
}
@media only screen and (max-width: 768px){
    .index-advantages-box{
        padding-top: 2.5rem;
        padding-bottom: 30px;
    }
    .index-advantages-all-box{
        width: 550px;
    }
    .index-advantages-info-box {
        margin-top: 60px;
    }
    .index-advantages-info{
        width: 170px;
        margin-right: 20px;
    }
    .index-advantages-info::before{
        display: none;
    }
    .index-advantages-bg-box{
        height: calc(((360 / 300) * 220px) + 60px);
    }
}
@media only screen and (max-width: 550px){
    .index-advantages-box{
        padding-top: 1.25rem;
        padding-bottom: 10px;
    }
    .index-advantages-all-box{
        width: calc(100vw - 40px);
    }
    .index-advantages-info-box {
        margin-top: 20px;
    }
    .index-advantages-info{
        width: 100%;
        height: 200px;
        margin-right: 0;
        margin-bottom: 10px;
    }
    .index-advantages-info:last-child{
        margin-bottom: 0;
    }
    .index-advantages-bg-box{
        height: calc(200px * 3 + 20px + 20px);
    }
    .index-advantages-info-en{
        margin-top: 10px;
    }
    .index-advantages-info-ch{
        margin-top: 10px;
    }
    .about-team-info-img-mask {
        line-height: 18px;
    }
}


/* 
@media only screen and (min-width: 769px){
    .index-advantages-info{
        opacity: 0;
    }
    .index-advantages-info.anima{
        animation: fadeInDown 1.4s ease 0s 1 both;
    }
    .index-advantages-info:hover .about-team-info-img-mask {
        opacity: 1;

    }
    
} */