.banner-box{
    width: 100%;
    display:table;
    position: relative;
    overflow: hidden;
    margin-top: 93px;
}
.banner-box{
     height: calc(100vh - 93px);
}
.banner-img-box{
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    overflow: hidden;
}
.banner-img{
    width: 100%;
    height: 100vh;
    display: block;
    position: relative;
    transition: all .3s linear;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
.banner-mask{
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    background-repeat: no-repeat;
    background-image: url('../img/banner-mask.jpg');
    background-size: cover;
    background-position: center;
    z-index: 1;
    pointer-events: none;
}
.banner-about-box{
    width: 100%;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
    display: table;
}
.about-info1-box{
    display: table-cell;
    vertical-align: middle;
    position: relative;
    z-index: 9;
}
.about-info1{
    width: 800px;
    max-width: 100%;
    display: block;
    background-color: rgba(255,255,255,0.8);
    height: 400px;
    padding: 20px 30px;
    box-sizing: border-box;
    margin: 0 auto;
}

.about-title{
    font-size: 60px;
    font-weight: bold;
    letter-spacing: 40px;
    text-align: center;
    box-sizing: border-box;
    padding-left: 40px;
    padding-top: 10px;
}
.about-article-p{
    font-size: 18px;
    color: #000;
    letter-spacing: 2px;
    line-height: 2.2;
    text-align: justify;
    padding-top: 15px;
}

.about-box{
    width: 100%;
    height: 100vh;
    display: block;
    padding: 55px;
    box-sizing: border-box;
}
.about-info2-box{
    width: 50%;
    display: table;
    float: right;
    height: 100%;

}
.about-info2{
    display: table-cell;
    vertical-align: middle;
}
.about-title2{
    font-size: 60px;
    letter-spacing: 42px;
    display: block;
    box-sizing: border-box;
    padding-left: 55px;
    margin-bottom: 30px;
}

.about-article-p2{
    width: 100%;
    display: block;
    padding: 0 55px;
    box-sizing: border-box;
    color: #555555;
    line-height: 2.5;
    font-size: 18px;
    letter-spacing: 2px;
    text-align: justify;
}

.about-info-img-box{
    width: 50%;
    height: 100%;
    display: block;
    float: left;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    background-image: url('../img/about-s1.jpg');
}