.a-about{
    font-weight: 700;
    font-size: 5vw;
    background-color: white;
    text-align: center;
    padding-top: 5%;
    padding-bottom: 4%;
}
.b-about{
    font-weight: 500;
    font-size: 2vw;
    background-color: white;
    text-align: center;
    padding-top: 2%;
    padding-bottom: 10%;
    padding-left: 10%;
    padding-right: 10%;
    text-align: justify;
    line-height: 6vh;
}