.rel{position:relative}.abs{position:absolute}.fixed{position:fixed}.light{font-family:"light"}.regular{font-family:"regular"}.medium{font-family:"medium"}.mb{font-family:"mb"}.mr{font-family:"mr"}.bg{background-image:linear-gradient(90deg, #164199 0%, #2ca4ff 100%);background-blend-mode:normal, normal}.txtbg{display:inline-block;background-image:linear-gradient(90deg, #164199 0%, #2ca4ff 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.box-shadow{box-shadow:0 2px 30px rgba(0,0,0,0.1)}.flex{display:flex;display:-webkit-box;display:-moz-box;display:-webkit-flex;display:-moz-flex;display:-ms-flexbox}.flex-wrap{flex-flow:wrap}.flex-between{-webkit-box-pack:justify;-ms-flex-pack:justify;-webkit-justify-content:space-between;justify-content:space-between}.inline-block{display:inline-block}.block{display:block}.hide{display:none}.txt{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bold{font-weight:700}.ligher{font-weight:lighter}.txt-center{text-align:center}.txt-left{text-align:left}.txt-right{text-align:right}.linear{transition-timing-function:linear;-o-transition-timing-function:linear;-moz-transition-timing-function:linear;-webkit-transition-timing-function:linear}.ease{transition-timing-function:ease;-o-transition-timing-function:ease;-moz-transition-timing-function:ease;-webkit-transition-timing-function:ease}.ease-in{transition-timing-function:ease-in;-o-transition-timing-function:ease-in;-moz-transition-timing-function:ease-in;-webkit-transition-timing-function:ease-in}.ease-out{transition-timing-function:ease-out;-o-transition-timing-function:ease-out;-moz-transition-timing-function:ease-out;-webkit-transition-timing-function:ease-out}.ease-in-out{transition-timing-function:ease-in-out;-o-transition-timing-function:ease-in-out;-moz-transition-timing-function:ease-in-out;-webkit-transition-timing-function:ease-in-out}.before{opacity:0;visibility:hidden}.after{opacity:1;visibility:visible}.upper{text-transform:uppercase}.middle{vertical-align:middle}.background{background-size:contain;background-repeat:no-repeat;background-position:center center}.coverbackground{background-size:cover;background-repeat:no-repeat;background-position:center center}.history-box{width:1152px;margin:0 auto;position:relative;padding-bottom:.6rem}.history-box:before{content:"";width:.03rem;height:100%;background-color:#ccc;position:absolute;left:50%;transform:translateX(-50%);-o-transform:translateX(-50%);-moz-transform:translateX(-50%);-webkit-transform:translateX(-50%);z-index:-1}.history-box .item{display:flex;display:-webkit-box;display:-moz-box;display:-webkit-flex;display:-moz-flex;display:-ms-flexbox;margin-bottom:.8rem}.history-box .item:last-child{margin-bottom:0}.history-box .item:hover .icon{background:#174299}.history-box .item:hover .pic img{transform:scale(1.05) translateZ(0);-o-transform:scale(1.05) translateZ(0);-moz-transform:scale(1.05) translateZ(0);-webkit-transform:scale(1.05) translateZ(0)}.history-box .icon{position:absolute;left:-0.1rem;top:calc((var(--lh40) - .2rem) / 2 + 5px);z-index:10;width:.2rem;height:.2rem;background-color:#fff;border:solid .04rem #174299;border-radius:50%;transition:all .48s;-o-transition:all .48s;-moz-transition:all .48s;-webkit-transition:all .48s}.history-box .pic{width:420px}.history-box .info{position:relative;width:50%;padding-top:5px}.history-box .year{font-size:var(--fs36);line-height:var(--lh40);color:#174299;font-family:"mb";margin-bottom:.1rem}.history-box .desc{font-size:var(--fs16);line-height:var(--lh30);color:#666}.iloadmore{display:block;margin:0 auto;text-align:center;font-size:var(--fs16);line-height:.52rem;color:#333}.iloadmore:hover{color:#174299}.iloadmore span{display:block;width:var(--lh60);height:var(--lh60);margin:0 auto;background:#174299;border-radius:50%}.iloadmore span:before{content:"";width:.14rem;height:100%;display:block;margin:0 auto;background-size:contain;background-repeat:no-repeat;background-position:center center;background-image:url(../img/idown.png);position:absolute;left:50%;margin-left:-0.07rem;top:0;z-index:1}@media screen and (min-width: 1004px){.history-box .item:nth-child(even){flex-direction:row-reverse}.history-box .item:nth-child(even) .desc,.history-box .item:nth-child(even) .info{text-align:right}.history-box .item:nth-child(even) .pic{margin-left:65px;margin-right:auto}.history-box .item:nth-child(even) .info{padding-right:65px}.history-box .item:nth-child(even) .icon{left:auto;right:-0.1rem}.history-box .item:nth-child(odd) .pic{margin-right:65px;margin-left:auto}.history-box .item:nth-child(odd) .info{padding-left:65px}}@media (max-width: 1004px){.history-box{width:100%;padding-bottom:1rem}.history-box:before{width:2px;left:2px;transform:none}.history-box .item{flex-flow:wrap;flex-direction:column-reverse;margin-bottom:.9rem;padding-left:.6rem}.history-box .icon{left:-0.72rem;top:calc((var(--lh40) - .36rem) / 2 + 5px);width:.36rem;height:.36rem;border-width:3px}.history-box .pic{width:100%}.history-box .info{width:100%;margin-bottom:.6rem}.history-box .year{font-size:var(--fs30);margin-bottom:.2rem}.history-box .desc{line-height:var(--lh28)}.iloadmore{line-height:var(--lh24)}.iloadmore span{width:var(--lh50);height:var(--lh50);margin-bottom:.2rem}.iloadmore span:before{width:.2rem;margin-left:-0.1rem}}