.section-history{
    /*background-color: #0078c5;*/
    width: 100%;
}
.history-content{
    width: 100vw;
    margin: 0 auto;
    padding-top: 50px;
    overflow: hidden;
}
.history-stage{
    margin: 10px 15px 20px;
    background-color: #FFFFFF;
    border-radius: 5px;
    border: 1px solid #c9caca;
    padding: 5px;
}
.history-stage-items{
    display: flex;
    flex-wrap: wrap;
    height: 140px;
}
.history-stage-item{
    min-width: 40%;
    flex: auto;
    color: #595757;
    text-align: center;
    padding: 10px 0 15px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    cursor: pointer;
}
.history-stage-item__absolute{
    position: absolute;
    top: 0;
    left: 0;
    padding-top: 15px;
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    z-index: 99;
}
.history-stage-items .history-stage-item:nth-child(1){
    border-top-left-radius: 5px;
}
.history-stage-items .history-stage-item:nth-child(2){
    border-top-right-radius: 5px;
}
.history-stage-items .history-stage-item:nth-child(3){
    border-bottom-left-radius: 5px;
}
.history-stage-items .history-stage-item:nth-child(4){
    border-bottom-right-radius: 5px;
}



.history-stage-item__text{
    font-size: 18px;
}
.history-stage-item__year{
    font-size: 14px;
}
.acitve-stage{
    color: #FFFFFF !important;
    background-color: #0078c5!important;
}



.history-list{
    padding: 50px 0 100px;
    background-color: #FFFFFF;
}
.history-list-title{
    font-size: 26px;
    color: #2ca039;
    font-weight: bold;
    padding-left: 50px;
}
.history-list-introduce{
    font-size: 18px;
    color: #595757;
    padding: 10px 10px;
    box-sizing: border-box;
    line-height: 1.5em;
    text-indent: 2em;
}

.history-list-items{
    padding: 15px 5px;
    box-sizing: border-box;
    /*background-color: #EEEEEE;*/
}

.history-list-item{
    position: relative;
    padding-bottom: 50px;
}

.history-list-item::after{
    content: '';
    position: absolute;
    width: 4px;
    height: 100%;
    left: 28px;
    top: 0;
    background-color: #2ca039;
    z-index: 1;
}
.history-list-item::before{
    content: '';
    position: absolute;
    width: 6px;
    height: 6px;
    left: 27px;
    top: 50%;
    border-radius: 10px;
    background-color: #2ca039;
    z-index: 2;
    animation: shanshuo .6s linear infinite alternate;
}
.history-list-item:last-child::after{
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    left: 48px;
    top: 0;
    background-color: unset;
    z-index: 1;
}
.history-list-item:last-child::before{
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    left: 0;
    top: 0;
    border-radius: 10px;
    background-color: unset;
    z-index: 2;
    animation:unset;
}

@keyframes shanshuo {
    0%{
        box-shadow: 0 0 8px #2ca039,
        0 0 5px #2ca039 ,0 0 5px #2ca039,
        0 0 5px #2ca039 ,0 0 3px #2ca039;
    }
    100%{
        box-shadow: 0 0 15px #2ca039,0 0 15px #2ca039,0 0 15px #2ca039,
        0 0 5px #2ca039 ,0 0 3px #2ca039,
        0 0 5px #2ca039 ,0 0 5px #2ca039,
        0 0 15px #2ca039 ,0 0 8px #2ca039,
        0 0 12px #2ca039,0 0 12px #2ca039,
        0 0 12px #2ca039,0 0 12px #2ca039;
    }
}

.h-l-item__year{
    background-color: #2ca039;
    color: #FFFFFF;
    font-size: 16px;
    font-weight: bold;
    padding: 6px 5px;
    box-sizing: border-box;
    width: 60px;
    text-align: center;
    position: absolute;
    z-index: 10;
}
.h-l-item__year::after{
    content: '';
    position: absolute;
    width: 30px;
    height: 4px;
    background-color: #2ca039;
    top: 16px;
    left: 60px;
    z-index: 99;
}
.h-l-item__content-box{
    position: relative;
    margin-left: 80px;
    transition: all .3s;
}
.h-l-item__month{
    display: none;
    color:#2ca039;
    font-size: 36px;
    font-weight: bold;
    position: absolute;
    left: calc(100% - 20px);
    top: 0;
    line-height: 1em;
    transform: translateY(-24px);
    z-index: 10;
}
.h-l-item__month span:nth-child(2){
    color:#2ca039;
    font-size: 20px;
}



.h-l-item__content{
    display: flex;
    background-color: #00a0e9;
    position: relative;
    align-items: stretch;
    flex-direction: column;
}
.h-l-item__content div:nth-child(1){
    flex: auto;
    font-size: 16px;
    color: #FFFFFF;
    box-sizing: border-box;
    padding: 15px 10px 5px;
    text-align: justify-all;
}
.h-l-item__content div:nth-child(2){
    flex: none;

    box-sizing: border-box;
    padding: 10px;
}
.h-l-item__content div:nth-child(2) img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}




.history-loading{
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100px;
    width: 100%;
}
.history-loading img{
    width: 50px;
    height: 50px;
    animation: zhuan-steps 1.2s infinite steps(12);
    transition: all .3s;
}

@keyframes zhuan-steps {
    0%{
        transform: rotate(0deg);
    }
    25%{
        transform: rotate(270deg);
    }
    50%{
        transform: rotate(360deg);
    }
    75%{
        transform: rotate(480deg);
    }
    100%{
        transform: rotate(720deg);
    }
}