.timeline-item{
    position: relative;
}

.timeline .timeline-date{
    width: 140px;
	height: 130px;
    background-color: #b52e26;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.timeline .timeline-date::after{
    position: absolute;
    content: "";
    width: 2px;
    background-color: #1f1f1f;
    height: calc(100% - 130px);
    top: 130px;
    left: 124px;
}
/* small-triangle */

.timeline .timeline-date::before{
    position: absolute;
    content: "";
    width: 14px;
    height: 14px;
    background: url('/webEnglish_new/images/small-triangle.png') no-repeat center center;
    background-size: 100% 100%;
    top: 130px;
    left: 126px;
}
.timeline-date .month{
   color: #ffffff;
   text-align: center;
   font-size: 30px;

   margin-top:15px;
}
.timeline-date .year{
    width: 100%;
    color: #ffffff;
    font-size: 25px;
    text-align:end;
    padding: 0 20px;
}
.timeline-item{
    display: flex;
    gap: 100px;
}
.timeline-item .timeline-content-text{
    margin-top: 50px;
    line-height: 36px;
    font-size: 20px;
    color: #1f1f1f;
    position: relative;
    min-height: 135px;
}


.timeline>.timeline-item:last-child{
    padding-bottom: 100px;
}

.timeline-content-text::before{
    position: relative;
    content: "";
    display: block;
    width: 20px;
	height: 2px;
	background-color: #b52e26;
    top: 20px;
    left: -35px;
}
.introduce-container{
    width: 100%;
    margin-bottom: 110px;
    display: flex;
    gap: 40px;
}

.introduce-container .introduce-item{
    position: relative;
    padding: 40px 40px 60px 40px;
    font-size: 16px;
    line-height: 32px;
    color: #1f1f1f;
}
.introduce-container .introduce-item::after{
    content: "";
    display: block;
    width: 30px;
	height: 30px;
	background: url('/webEnglish_new/images/grey-triangle.png') no-repeat center center;
    position: absolute;
    right: 0;
    bottom: -30px;
}

.introduce-item_1{
    width: 580px;
	min-height: 180px;
    background: url('/webEnglish_new/images/1.png') no-repeat;
    background-position: bottom right;
    background-color: #f6f6f6;
}

.introduce-item_2{
    width: 620px;
	min-height: 350px;
    margin-top: 50px;
    background: url('/webEnglish_new/images/2.png') no-repeat;
    background-position: bottom right;
    background-color: #f6f6f6;
}
.introduce-container .introduce-item_3{
    width: 540px;
	min-height: 550px;
    padding-bottom: 80px;
    background: url('/webEnglish_new/images/3.png') no-repeat;
    background-position: bottom right;
    background-color: #f6f6f6;
}