.introduction{
    margin:100px 0;
    width:100%;
}

.introduction p{
    text-align: center;
    margin: 20px 0;
    font-size: 20px;
    letter-spacing: 0.2em;
}

.introduce-title{
    text-align: center;
    font-size: 30px;
    font-weight: bold;
    margin: 40px 20px 50px 20px;
}




@media screen and (min-width:761px){

.introduce{
    margin-bottom: 50px;
    display:flex;
    flex-direction:column;
    width:100%;
}

/* .introduce-photo-sentence{
    display:flex;
} */

/* .introduce-photo{
    width:30%;
    margin: 0 auto;
} */

/* .introduce-photo img{
    width:100%;
} */

.introduce-sentence{
    margin:auto 150px;
    /* width:70%; */
} 

.introduce-sentence-item{
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px 0px;
    border-bottom: 1px dashed;
} 

.introduce-sentence-item_left{
    width: 28%;
    font-size: 20px;
    padding: 0 7px;
} 

.introduce-sentence-item_name{
    margin: 0;
    font-size: 22px;
    font-weight: 800;
}

.introduce-sentence-item_right{
    width: 40%;
} 

.introduce-sentence-item_des{
    line-height: px;
    font-size: 20px;
}
.introduce-table{
    margin: 0px 50px 0;
}

}
@media screen and (max-width:760px){
    .introduce{
        width:100%;
        margin-bottom:50px;
    }

    .introduce-photo{
        text-align: center;
    }

    .introduce-photo img{ 
        width:300px;
        height: 300px;
    }

    /* .introduce-sentence{
        margin:auto 150px;
        width:70%; 
    }  */
    
    .introduce-sentence-item{
        display: flex;
        justify-content: center;
        align-items: center;
        padding: 20px 0px;
        border-bottom: 1px dashed;
    } 

    .introduce-sentence-item_left{
        width: 40%;
        font-size: 18px;
        padding: 0 7px;
    } 
    
    .introduce-sentence-item_name{
        margin: 0;
        font-size: 15px;
        font-weight: 800;
    }
    
    .introduce-sentence-item_right{
        width: 50%;
    } 
    
    .introduce-sentence-item_des{
        line-height: px;
        font-size: 15px;
    }
    .introduce-table{
        margin: 0px 15px 0;
    }

}