.twinborn-content{
    width: 100%;
    background-color: #0f0f0f;
    font-family:"思源黑体","Microsoft YaHei";
    color: rgba(255, 255, 255, 1);
}
.twinborn-content .banner{
    max-width: 74%;width: 1410px;margin: auto;
    padding: 50px 13%;
    background-color: #0f0f0f;
    height: 600px;
    display: flex;
    justify-content: start;
    align-items: center;
}
.twinborn-content .intro{
    font-weight: 700;
    letter-spacing: 0px;
    color: rgba(255, 255, 255, 1);
}
.twinborn-content .intro h3{
    font-size: 40px;
    line-height: 86.88px;
}
.twinborn-content .intro .des{
    font-size: 18px;
    line-height: 34.75px;
}
.twinborn-content .intro .des2{
    font-size: 18px;
    line-height: 34.75px;
    margin-top: 30px;
}
.twinborn-content .bread{
    box-sizing: border-box;
    padding: 0 136px;
     display: flex;
    align-items: center;
    column-gap: 20px;
    margin-top: 30px;
}
.twinborn-content .bread .pro{
       font-size: 20px;
font-weight: 400;
}
.twinborn-content .bread .course-son{
    font-size: 20px;
font-weight: 400;
letter-spacing: 0px;
line-height: 43.44px;
color: rgba(42, 130, 228, 1);
}

.twinborn-content .block1 {
   text-align: center;
   max-width: 74%;width: 1410px;margin: auto;
    padding: 50px 13%;
}
.twinborn-content .block1 h3{
   text-align: center;
   font-size: 38px;
font-weight: 700;
letter-spacing: 0px;
line-height: 69.5px;
margin-top: 50px;
}
.twinborn-content .block1 .list{
    margin-top: 30px;
   display: flex;
   align-items: center;
   justify-content: space-between;
}


.twinborn-content .block2 {
   text-align: center;
   position: relative;
   max-width: 74%;width: 1410px;margin: auto;
    padding: 50px 13%;
   background-color: #04080b;
}
.twinborn-content .block2 h3{
    position: absolute;
    top: 10%;
    left: 30%;
    text-align: center;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0px;
    line-height: 69.5px;
    color: rgba(48, 145, 255, 1);
    vertical-align: top;
    z-index: 100;
}
.twinborn-content .block2 .list{
    margin-top: 30px;
   display: flex;
   align-items: center;
   justify-content: center;
}

.twinborn-content .block3  {
     max-width: 74%;width: 1410px;margin: auto;
    padding: 150px 13%;
   display: flex;
   align-items: center;
   background-color: #0f0f0f;
   column-gap: 50px;
}
.twinborn-content .block3 .right-des {
    display: flex;
    flex-direction: column;
    row-gap: 30px;
    margin-top: -120px;
}
.twinborn-content .block3 .right-des .item {
    display: flex;
    align-items: center;
    column-gap: 20px;
}
.twinborn-content .block3 .right-des h3 {
font-size: 38px;
font-weight: 700;
letter-spacing: 0px;
line-height: 69.5px;
color: rgba(255, 255, 255, 1);
text-align: left;
vertical-align: top;
}

.twinborn-content .block3 .right-des .item p {
font-size: 20px;
font-weight: 400;
letter-spacing: 0px;
line-height: 34.75px;
color: rgba(255, 255, 255, 1);
text-align: left;
vertical-align: top;
}









.twinborn-content .last-block {
    box-sizing: border-box;
    padding: 0 236px;
   text-align: center;
}
.twinborn-content .last-block h3{
   text-align: center;
   font-size: 38px;
font-weight: 700;
letter-spacing: 0px;
line-height: 69.5px;
margin-top: 90px;
}
.twinborn-content .last-block .list{
    margin-top: 80px;
   display: flex;
   align-items: center;
   justify-content: center;
}