.about-area {
    font-size: 1.1em;
    color: #666;
    line-height: 1.6em;
    letter-spacing: 1px;
    overflow: hidden;
}
.about-area p {
    text-indent: 2em;
    padding-bottom: 1.6em;
}
.about-box {
    width: 100%;
    background: #F3F3F3;
    background-image: url(../img/LowPolyBg2.png);
    background-repeat: no-repeat;
    background-size: 100%;
}
.about-box2 {
    width: 100%;
    background: #600;
    color: #FFF;
}
.about-box3 {
    width: 100%;
    background: #EFE9DE;
    color: #600;
}
.about-width {
    max-width: 900px;
    margin: 0 auto;
    padding: 1em;
}
.super-box {
    width: 100%;
    height: 600px;
    background-image: url(../img/about_img2.png);
    background-size: contain;
    background-repeat: no-repeat;
}
.super-box img {
    display: none;
    width: 100%;
    height: auto;
}
.super-item {
    display: block;
    position: absolute;
    width: 4.4em;
    height: 4.4em;
    text-align: center;
    padding: 0.9em 0.9em;
    background: #EEE;
    border-radius: 100%;
    font-size: 1.6em;
    color: #C63;
    line-height: 1.3em;
    background: #EEE;
    box-shadow: 0 0 10px #FF6;
}
.super-item:nth-child(1) {
    left: 50%;
    margin-left: -2em;
}
.super-item:nth-child(2) {
    left: 50%;
    margin-left: -6em;
}
.super-item:nth-child(3) {
    left: 50%;
    margin-left: 2em;
}
.sitem-con {
    display: block;
    width: 400px;
}
.about-logo {
    padding: 30px 0;
}
.about-logo img {
    display: block;
    width: 100%;
    max-width: 200px;
    margin: 0 auto;
}
.about-title, .about-title2 {
    margin: 0 auto;
    text-align: center;
    line-height: 2em;
    font-size: 1.2em;
    margin-bottom: 1em;
    display: table;
}
.about-title::before, .about-title::after {
    content: "";
    position: absolute;
    width: 10em;
    margin-left: -11em;
    margin-top: 1em;
    border-top: 2px #933 solid;
}
.about-title::after {
    margin-left: 1em;
}
.about-title2::before, .about-title2::after {
    content: "";
    position: absolute;
    width: 10em;
    margin-left: -11em;
    margin-top: 1em;
    border-bottom: 2px #CCC solid;
}
.about-title2::after {
    margin-left: 1em;
}
.about-history {
    color: #333;
    font-size: 0.9em;
    line-height: 1.4em;
    width: 100%;
    max-width: 700px;
    margin: 0 auto 1em auto;
    padding:4%;
    background: #FEF7E9;
    border-radius: 4px;
}
.about-history li {
    width: 100%;
    padding: 0.4em 0 0 20%;
}
.about-history hr {
    border-bottom: 1px #CCC dashed;
    background: none;
}
.about-history li span {
    position: absolute;
    font-size: 1.8em;
    color: #AAA;
    margin-left: -3em;
    margin-top: -0.1em;
}

@media all and (max-width: 768px) {
    .about-title::before, .about-title2::before {
        width: 28%;
        margin-left: -29.5%;
    }
    .about-title::after, .about-title2::after {
        width: 28%;
        margin-left: 1.5%;
    }
    .super-box {
        background-image: none;
        height: auto;
    }
    .super-box img {
        display: block;
    }
    .about-history {
        background: none;
        border: none;
        margin: 0;
    }
}

@media all and (max-width: 420px) {
    .about-history li span {
        font-size: 1.4em;
    }
}
@media all and (max-width: 340px) {
    .about-history li span {
        margin-left: -2.8em;
    }
}