.about-box{
    width: 100%;
    position: relative;
    display: block;
}


/*----------about-origin--------*/

.about-origin-box{
    width: 100%;
    box-sizing: border-box;
    padding: 150px 0;
    padding-top: 100px;
}
.about-origin{
    width: 1200px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    font-size: 0;
    background-color: #fff;
    box-sizing: border-box;
    padding: 60px;
    position: relative;
}
.about-origin-title{
    font-size: 28px;
    font-weight: bold;
    color: #162148;
    letter-spacing: 1px;
    margin-bottom: 60px;
}
.about-origin-data-box{
    margin-bottom: 50px;
}
.about-origin-data-box:last-child{
    margin-bottom: 0;
}
.about-origin-data-year{
    display: inline-block;
    vertical-align: top;
    width: 85px;
    font-size: 16px;
    font-weight: bold;
    font-family: "Roboto";
    letter-spacing: 2px;
    color: #162148;
    line-height: 36px;
}
.about-origin-data-right{
    display: inline-block;
    vertical-align: top;
    width: calc(100% - 85px);
    position: relative;
}

.about-origin-data-right:after{
    content: '';
    width: 100%;
    height: 1px;
    display: block;
    position: absolute;
    bottom: -15px;
    left: 0;
    background-color: #ddd;
}
.about-origin-data-box:last-child .about-origin-data-right:after{
    display: none;
}
.about-origin-data{
    margin-bottom: 10px;
}
.about-origin-data-month{
    display: inline-block;
    vertical-align: middle;
    font-size: 16px;
    font-weight: bold;
    letter-spacing: 1px;
    color: #ae8c4f;
    transform: skewX(-10deg);
    width: 49px;
}
.about-origin-data-month span{
    font-size: 26px;
    font-family: "Roboto";
    font-weight: 500;
    letter-spacing: 1px;
    color: #ae8c4f;
}
.about-origin-data-guide{
    font-size: 16px;
    font-weight: bold;
    display: inline-block;
    vertical-align: middle;
    color: #888;
    margin: 0 20px;
}
.about-origin-data-text{
    width: calc(100% - 96px);
    font-size: 16px;
    display: inline-block;
    vertical-align: top;
    color: #333;
    letter-spacing: 1px;
    line-height: 43px;
}


/*----------about-introduction--------*/
.about-introduction-t-box{
    margin-bottom: 15px;
}
.about-introduction-box{
    width: 1920px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    font-size: 0;
    box-sizing: border-box;
    padding-bottom: 15px;
}
.about-introduction-t-img{
    width: 500px;
    height: 540px;
    display: inline-block;
    vertical-align: middle;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    margin-right: 15px;
}
.about-introduction-t-aims{
    display: inline-block;
    vertical-align: middle;
    width: calc(100% - 1040px);
    box-sizing: border-box;
    padding: 0 10px;
}
.about-introduction-t-aims-title{
    font-size: 28px;
    font-weight: bold;
    color: #162148;
    letter-spacing: 2px;
}
.about-introduction-t-aims-text{
    font-size: 16px;
    color: #333;
    line-height: 2.5;
    letter-spacing: 1px;
}
.about-introduction-b-box{
    overflow: hidden;
}
.about-introduction-b-l-box{
    width: 724px;
    height: 100%;
    display: inline-block;
    vertical-align: top;
    margin-right: 15px;
}
.about-introduction-b-l-img{
    width: 100%;
    height: 280px;
    display: inline-block;
    vertical-align: top;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
.about-introduction-b-l-text-box{
    height: calc(800px - 280px);
    display: flex;
    flex-direction:column;
    justify-content:center;
    box-sizing: border-box;
    padding-left: 10px;
}
.about-introduction-b-l-text-title{
    font-size: 28px;
    font-weight: bold;
    color: #162148;
    letter-spacing: 2px;
}
.about-introduction-b-l-text{
    font-size: 16px;
    color: #333;
    line-height: 2.5;
    letter-spacing: 1px;
}
.about-introduction-b-l-text span{
    color: #000;
    font-weight: bold;
}
.about-introduction-b-l-text span:first-child{
    color: #ae8c4f;
    font-weight: bold;
}
.about-introduction-b-r-box{
    width: calc(100% - 739px);
    height: 800px;
    display: inline-block;
    vertical-align: top;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}


/*----------about-menu--------*/
.about-menu-box{
    width: 1920px;
    max-width: 100%;
    margin: 0 auto;
    font-size: 0;
    box-sizing: border-box;
    padding-top: 50px;
    padding-bottom: 80px;
}
.about-menu-img{
    width: 960px;
    height: 680px;
    display: inline-block;
    vertical-align: middle;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    margin-right: 30px;
}
.about-menu-text-box{
    width: calc(100% - 990px);
    display: inline-block;
    vertical-align: middle;
}
.about-menu-text-title{
    font-size: 28px;
    font-weight: bold;
    color: #162148;
    letter-spacing: 2px;
}
.about-menu-text{
    font-size: 16px;
    color: #333;
    line-height: 3.3;
    letter-spacing: 1px;
}
.about-bold-text{
    font-weight: bold;
    color: #000;
}
.about-bold{
    font-weight: bold;
    color: #000;
    font-family: 'Roboto';
}
.about-gold{
    color: #ae8c4f;
    font-weight: lighter;
}
.about-new_text{
    display: block;
    line-height: 1.6;
}
.about-rad{
    color: #ed3131;
    font-weight: bold;
}
.about-menu-text-offer-title{
    font-size: 16px;
    font-weight: bold;
    color: #162148;
    letter-spacing: 2px;
    margin-top: 5px;
    margin-bottom: 10px;
}
.about-space{
    display: inline-block;
}
.about-menu-text-info{
    font-size: 16px;
    color: #333;
    line-height: 3.5;
    letter-spacing: 1px;
}
.about-btn-box{
    display: block;
    text-align: center;
    font-size: 0;
    box-sizing: border-box;
    padding-top: 50px
}
.about-btn{
    display: inline-block;
    width: 150px;
    font-size: 20px;
    letter-spacing: 1px;
    color: #162148;
    font-weight: bold;
    line-height: 46px;
    transition: all .3s linear;
    margin: 0 10px;
    border: 1px solid #162148;
}
.about-btn.about-now{
    background-color: #162148;
    color: #fff;
}
.about-btn:hover{
    background-color: #162148;
    color: #fff;
}

@media only screen and (max-width: 1600px){
    .about-introduction-t-img{
        width: 400px;
        height: 432px;
    }
    .about-introduction-t-aims{
        width: calc(100% - 840px);
    }
    .about-menu-img{
        width: 860px;
        height: 610px;
    }
    .about-menu-text-box{
        width: calc(100% - 890px);
    }
    .about-menu-text {
        line-height: 2.6;
    }
    .about-menu-text-info{
        line-height: 2.6;
        margin-top: 20px;
    }
}
@media only screen and (max-width: 1400px){
    .about-introduction-t-img{
        width: 300px;
        height: 324px;
    }
    .about-introduction-t-aims{
        width: calc(100% - 640px);
    }
    .about-introduction-t-aims-text{
        line-height: 2.2;
    }
    .about-introduction-b-l-box{
        width: 524px;
    }
    .about-introduction-b-l-img{
        height: 203px;
    }
    .about-introduction-b-r-box{
        width: calc(100% - 539px);
        height: 584px;
    }
    .about-introduction-b-l-text-box{
        height: calc(584px - 203px);
        line-height: inherit;
    }
    .about-menu-img{
        width: 760px;
        height: 540px;
        margin-right: 15px;
    }
    .about-menu-text-box{
        width: calc(100% - 775px);
    }
    .about-menu-text {
        line-height: 2;
    }
    .about-menu-text-info{
        line-height: 2;
        margin-top: 20px;
    }
    .about-menu-text-title{
        font-size: 26px;
    }
}
@media only screen and (max-width: 1200px){
    .about-origin-box{
        padding: 100px 0;
    }
    .about-origin{
        width: 1000px;
    }
    .about-introduction-t-img{
        width: 200px;
        height: 216px;
    }
    .about-introduction-t-aims{
        width: calc(100% - 440px);
        padding: 0;
    }
    .about-introduction-t-aims-title,
    .about-introduction-b-l-text-title{
        font-size: 24px;
    }
    .about-introduction-t-aims-text{
        line-height: 1.6;
    }
    .about-introduction-b-l-text{
        line-height: 2.2;
    }
    .about-introduction-b-l-box{
        width: 424px;
    }
    .about-introduction-b-l-img{
        height: 164px;
    }
    .about-introduction-b-r-box{
        width: calc(100% - 439px);
        height: 516px;
    }
    .about-introduction-b-l-text-box{
        height: calc(516px - 164px);
        line-height: inherit;
    }
    .about-menu-img{
        width: 600px;
        height: 425px;
    }
    .about-menu-text-box{
        width: calc(100% - 615px);
    }
    .about-menu-text {
        line-height: 2;
        font-size: 12px;
    }
    .about-menu-text-info{
        line-height: 2;
        font-size: 12px;
    }
    .about-menu-text-offer-title{
        font-size: 14px;
    }
    .about-menu-text-title{
        font-size: 24px;
    }
}
@media only screen and (max-width: 1000px){
    .about-origin-box{
        padding: 80px 0;
    }
    .about-origin{
        width: 95%;
        padding: 50px;
    }
    .about-origin-title{
        font-size: 24px;
        margin-bottom: 40px;
    }
    .about-origin-data-month span{
        font-size: 22px;
    }
    .about-origin-data-box{
        margin-bottom: 30px;
    }
    .about-origin-data-right:after{
        bottom: -10px;
    }
    .about-origin-data-text{
        line-height: 38px;
    }
    .about-introduction-box{
        width: 95%;
        display: block;
        margin: 0 auto;
    }
    .about-introduction-t-aims{
        width: 100%;
        display: block;
        margin-top: 15px;
    }
    .about-introduction-t-aims-text{
        line-height: 2.2;
    }
    .about-introduction-t-img{
        width: calc(50% - (15px / 2));
        height: 432px;
    }
    .about-introduction-t-img:nth-child(2){
        margin-right: 0;
    }
    .about-introduction-b-r-box{
        display: none;
    }
    .about-introduction-b-l-box{
        width: 100%;
        margin: 0;
    }
    .about-introduction-b-l-img{
        height: 280px;
    }
    .about-introduction-b-l-text-box{
        padding-left: 0;
        height: 300px;
        display: block;
        height: inherit;
        margin-top: 15px;
    }
    .about-menu-box{
        width: 95%;
        display: block;
        margin: 0 auto;
    }
    .about-menu-img{
        width: 750px;
        height: 540px;
        display: block;
        margin: 0 auto;
        margin-bottom: 15px;
    }
    .about-menu-text-box{
        width: 100%;
    }
}
@media only screen and (max-width: 750px){
    .about-origin-box{
        padding: 60px 0;
    }
    .about-origin{
        padding: 30px;
    }
    .about-origin-title{
        margin-bottom: 30px;
    }
    .about-origin-data-month,
    .about-origin-data-text{
        font-size: 14px;
    }
    .about-origin-data-month{
        width: 38px;
    }
    .about-origin-data-month span{
        font-size: 18px;
    }
    .about-origin-data-text{
        line-height: 29px;
        width: calc(100% - 80px);    
    }
    .about-origin-data-year{
        width: 70px;
        line-height: 29px;
    }
    .about-origin-data-right{
        width: calc(100% - 70px);
    }
    .about-introduction-t-img,
    .about-introduction-b-l-img{
        display: none;
    }
    .about-introduction-b-l-text-box,
    .about-introduction-t-aims{
        margin-top: 0;
    }
    .about-origin-data-guide{
        margin: 0 15px;
    }
    .about-menu-img{
        width: 550px;
        height: 390px;
    }
}
@media only screen and (max-width: 550px){
    .about-origin-box{
        padding: 40px 0;
    }
    .about-origin{
        padding: 20px;
    }
    .about-origin-title{
        font-size: 20px;
        margin-bottom: 10px;
    }
    .about-introduction-t-aims-title, 
    .about-introduction-b-l-text-title{
        font-size: 20px;
    }
    .about-origin-data-year{
        display: block;
    }
    .about-origin-data-right{
        width: 100%;
    }
    .about-origin-data-box{
        margin-bottom: 20px;
    }
    .about-origin-data-year{
        font-size: 14px;
    }
    .about-menu-img{
        width: 400px;
        height: 284px;
    }
    .about-menu-text-title{
        font-size: 20px;
    }
    .about-menu-text-offer-title{
        margin-top: 5px;
        margin-bottom: 0;
    }
}
@media only screen and (max-width: 400px){
    .about-origin-box{
        padding: 20px 0;
    }
    .about-origin{
        padding: 10px;
    }
    .about-introduction-t-aims-title, 
    .about-introduction-b-l-text-title{
        font-size: 16px;
    }
    .about-introduction-t-aims-text,
    .about-introduction-b-l-text{
        font-size: 12px;
        line-height: 2;
    }
    .about-origin-title{
        font-size: 18px;
        margin-bottom: 5px;
    }
    .about-origin-data-text{
        font-size: 12px;
        width: calc(100% - 65px);
    }
    .about-origin-data{
        margin-bottom: 5px;
    }
    .about-origin-data-guide{
        margin: 0 5px;
    }
    .about-menu-img{
        width: 300px;
        height: 213px;
    }
    .about-menu-text-title{
        font-size: 18px;
    }
    .about-menu-text-info{
        margin-top: 10px;
    }
    .about-btn{
        width: 120px;
        font-size: 18px;
    }
    .about-origin-data-month{
        width: 38px;
    }
}


/*animation*/

@media only screen and (min-width: 1001px){
    .about-introduction-t-img,
    .about-introduction-t-aims,
    .about-introduction-b-l-img,
    .about-introduction-b-r-box,
    .about-introduction-b-l-text-box,
    .about-menu-img,
    .about-menu-text-box{
        opacity: 0;
    }
    .about-introduction-t-aims.active{
        animation: fadeInDown 0.8s linear 0s 1 both;
    }
    .about-menu-img.active{
        animation: fadeInLeft 1s linear 0s 1 both;
    }
    .about-introduction-b-l-img.active,
    .about-introduction-b-l-text-box.active{
        animation: fadeInUp 0.8s linear 0s 1 both;
    }
    .about-introduction-t-img.active{
        animation: fade 1s linear 0s 1 both;
    }
    .about-introduction-b-r-box.active,
    .about-menu-text-box.active{
        animation: fadeInRight 1s linear 0s 1 both;
    }
}