article {
    background: url(../images/dev-path-bg.jpg) no-repeat center bottom;
    background-size: 100% 2435px;
    position: relative;
    z-index: -3;
}
.dev-path {
    padding-top: 100px;
    padding-bottom: 130px;
    opacity: 0;
}
.dev-path > ul > li {
    position: relative;
}
.dev-bail-img {
    position: relative;
    /*background: url(../images/dev-bail-img.png) no-repeat;*/
    margin-top: -40px;
    width: 176px;
    height: 187px;
    line-height: 187px;
    text-align: center;
}
.dev-bail-img-show {
    background: url(../images/dev-bail-img.png) no-repeat;
    background-size: 100% 100%;
    position: absolute;
    z-index: -1;
    width: 176px;
    height: 187px;
    transition: transform 1s ease;
}
.ani-img-show {
    transform: scale(1.13) translateY(-3%);
    -ms-transform: scale(1.13) translateY(-3%);     /* IE 9 */
    -moz-transform: scale(1.13) translateY(-3%);    /* Firefox */
    -webkit-transform: scale(1.13) translateY(-3%); /* Safari 和 Chrome */
    -o-transform: scale(1.13) translateY(-3%);  /* Opera */
}
.dev-bail-img p {
    font-size: 30px;
    color: #fff;
    transition: transform 1s ease;
}
.ani-img-show + p {
    transform: scale(1.13);
    -ms-transform: scale(1.13);     /* IE 9 */
    -moz-transform: scale(1.13);    /* Firefox */
    -webkit-transform: scale(1.13); /* Safari 和 Chrome */
    -o-transform: scale(1.13);  /* Opera */
}
.bail-9 {
    margin-left: 1024px;
    margin-top: -10px;
}
.bail-8 {
    margin-left: 768px;
}
.bail-7 {
    margin-left: 512px;
}
.bail-6 {
    margin-left: 256px;
}
.bail-5 {
    margin-left: 0px;
}
.bail-4 {
    margin-left: 256px;
}
.bail-3 {
    margin-left: 512px;
}
.bail-2 {
    margin-left: 768px;
}
.bail-1 {
    margin-left: 768px;
    margin-top: 80px;
}
.dev-bail-line {
    background-color: #e62129;
    transition: background-color .78s ease;
}
.ani-line-show {
    background-color: #ffa466;
}
.dev-path > ul > li:last-child .dev-bail-line {
    display: none;
}
.line-9,
.line-8,
.line-7,
.line-6 {
    position: absolute;
    z-index: -2;
    top: 77%;
    left: 20%;
    transform: translateX(-20%) rotate(60deg);
    -ms-transform: translateX(-20%) rotate(60deg);     /* IE 9 */
    -moz-transform: translateX(-20%) rotate(60deg);    /* Firefox */
    -webkit-transform: translateX(-20%) rotate(60deg); /* Safari 和 Chrome */
    -o-transform: translateX(-20%) rotate(60deg);  /* Opera */
    transform-origin: 0 0 0;
    -ms-transform-origin: 0 0 0;     /* IE 9 */
    -moz-transform-origin: 0 0 0;    /* Firefox */
    -webkit-transform-origin: 0 0 0; /* Safari 和 Chrome */
    -o-transform-origin: 0 0 0;  /* Opera */
    width: 6px;
    height: 160px;
}
.line-5,
.line-4,
.line-3,
.line-1 {
    position: absolute;
    z-index: -2;
    top: 78%;
    left: 80%;
    transform: translateX(-80%) rotate(-60deg);
    -ms-transform: translateX(-80%) rotate(-60deg);     /* IE 9 */
    -moz-transform: translateX(-80%) rotate(-60deg);    /* Firefox */
    -webkit-transform: translateX(-80%) rotate(-60deg); /* Safari 和 Chrome */
    -o-transform: translateX(-80%) rotate(-60deg);  /* Opera */
    transform-origin: 0 0 0;
    -ms-transform-origin: 0 0 0;     /* IE 9 */
    -moz-transform-origin: 0 0 0;    /* Firefox */
    -webkit-transform-origin: 0 0 0; /* Safari 和 Chrome */
    -o-transform-origin: 0 0 0;  /* Opera */
    width: 6px;
    height: 160px;
}
.line-2{
    position: absolute;
    z-index: -2;
    top: 89%;
    left: 50%;
    transform: translateX(-50%);
    -ms-transform: translateX(-50%);     /* IE 9 */
    -moz-transform: translateX(-50%);    /* Firefox */
    -webkit-transform: translateX(-50%); /* Safari 和 Chrome */
    -o-transform: translateX(-50%);  /* Opera */
    width: 6px;
    height: 110px;
}
.dev-bail-desc {
    position: absolute;
    z-index: 99;
    line-height: 30px;
    font-size: 16px;
    color: #5a5959;
}
.desc-9,
.desc-8,
.desc-7,
.desc-6,
.desc-5,
.desc-4,
.desc-3,
.desc-2,
.desc-1 {
    height: 120px;
    overflow: hidden;
}
.desc-9 {
    left: 35%;
    top: 16px;
    width: 48%;
}
.desc-8 {
    left: 13.3%;
    top: 16px;
    width: 50%;
}
.desc-7 {
    left: 0;
    top: 6px;
    width: 43%;
}
.desc-6 {
    right: 0;
    top: 65px;
    width: 61.5%;
}
.desc-5 {
    left: 19%;
    top: 52px;
    width: 60%;
}
.desc-4 {
    right: 0;
    top: 9px;
    width: 61%;
}
.desc-3 {
    top: 77px;
    width: 40%;
}
.desc-2 {
    top: 103px;
    width: 59%;
}
.desc-1 {
    top: 45px;
    width: 62%;
}

@media (max-width: 1550px) {
    article {
        background: url(../images/dev-path-bg.jpg) no-repeat 92% bottom;
        background-size: 130% 2435px;
    }
}
@media (max-width: 75em) {
    article {
        background: url(../images/dev-path-bg.jpg) no-repeat 92% bottom;
        background-size: 160% 2435px;
    }
    .dev-path {
        padding-top: 0px;
        padding-bottom: 100px;
    }
    .bail-9,
    .bail-8,
    .bail-7,
    .bail-6,
    .bail-5,
    .bail-4,
    .bail-3,
    .bail-2,
    .bail-1 {
        margin-top: 38px;
        margin-left: 0;
    }
    .line-9,
    .line-8,
    .line-7,
    .line-6,
    .line-5,
    .line-4,
    .line-3,
    .line-2,
    .line-1 {
        top: 89%;
        left: 50%;
        transform: translateX(-50%) rotate(0deg);
        -ms-transform: translateX(-50%) rotate(0deg);     /* IE 9 */
        -moz-transform: translateX(-50%) rotate(0deg);    /* Firefox */
        -webkit-transform: translateX(-50%) rotate(0deg); /* Safari 和 Chrome */
        -o-transform: translateX(-50%) rotate(0deg);  /* Opera */
        height: 70px;
    }
    .dev-path > ul > li:last-child .dev-bail-line {
        /*display: block;*/
    }
    .desc-9,
    .desc-8,
    .desc-7,
    .desc-6,
    .desc-5,
    .desc-4,
    .desc-3,
    .desc-2,
    .desc-1 {
        top: 44px;
        left: auto;
        right: 0;
        width: 80%;
        height: 104px;
        overflow: hidden;
    }
    .dev-bail-desc {
        line-height: 26px;
        font-size: 16px;
    }
}   
@media (max-width: 62em){
    article {
        background: url(../images/dev-path-bg.jpg) no-repeat 92% bottom;
        background-size: 200% 2435px;
    }
    .desc-9,
    .desc-8,
    .desc-7,
    .desc-6,
    .desc-5,
    .desc-4,
    .desc-3,
    .desc-2,
    .desc-1 {
        top: 54px;
        width: 74.2%;
    }
}
@media (max-width: 47.9em){
    article {
        background: url(../images/dev-path-bg.jpg) no-repeat 92% bottom;
        background-size: 230% 2435px;
    }
    .dev-bail-img {
        width: 140px;
        height: 149px;
        line-height: 149px;
        background-size: 100% 100%;
    }
    .dev-bail-img-show {
        width: 140px;
        height: 149px;
    }
    .dev-bail-img p {
        font-size: 26px;
    }
    .bail-9, 
    .bail-8, 
    .bail-7, 
    .bail-6, 
    .bail-5, 
    .bail-4, 
    .bail-3, 
    .bail-2, 
    .bail-1 {
        margin-top: 35px;
    }
    .desc-9,
    .desc-8,
    .desc-7,
    .desc-6,
    .desc-5,
    .desc-4,
    .desc-3,
    .desc-2,
    .desc-1 {
        top: 33px;
        width: 71%;
    }
    .dev-bail-desc {
        height: 154px;
        line-height: 22px;
        font-size: 14px;
    }
}
@media (max-width: 34em) {
    article {
        background: url(../images/dev-path-bg.jpg) no-repeat 90% bottom;
        background-size: 340% 2435px;
    }
    .dev-path {
        padding-bottom: 164px;
        margin-top: -50px;
    }
    .dev-bail-img {
        width: 100px;
        height: 106px;
        line-height: 106px;
    }    
    .dev-bail-img-show {
        width: 100px;
        height: 106px;
    }
    .bail-9, 
    .bail-8, 
    .bail-7, 
    .bail-6, 
    .bail-5, 
    .bail-4, 
    .bail-3, 
    .bail-2, 
    .bail-1 {
        margin-top: 65px;
    }
    .line-9, 
    .line-8, 
    .line-7, 
    .line-6, 
    .line-5, 
    .line-4, 
    .line-3, 
    .line-2, 
    .line-1 {
        width: 4px;
        height: 90px;
    }
    .desc-9,
    .desc-8,
    .desc-7,
    .desc-6,
    .desc-5,
    .desc-4,
    .desc-3,
    .desc-2,
    .desc-1 {    
        top: 24px;
        width: 78%;
    }
    .dev-bail-img p {
        font-size: 20px;
    }
    .dev-bail-desc {
        height: 140px;
        line-height: 20px;
        font-size: 14px;
    }
    .ms-div {
        float: left;
        width: 40px;
        height: 80px;
    }
}