.header1 {
    padding: 15px;
    background-color: #5c73ff;
    margin-bottom: 1px solid #fff;
    border-bottom: 1px solid #98a5f5;
}
.header1 a{
    width: 740px;
    margin: 0 auto;
    display: block;
}

.section1 {
    background-color: #5c73ff;
    height: 300px;
    text-align: left;
    background-image: url('../img/back-img.png');
    background-size: 30%; 
    background-repeat: no-repeat;
    background-position: calc(100% - 30%) bottom;
    padding: 40px 60px;
}
.section1 .main_banner{
    width: 740px;
    margin: 0 auto;
}
.section1 .banner_txt{
    display: block; 
    width: 40%; 
}
.section1 p,
.section1 a {
    display: block;
    text-align: left; 
    margin: 10px auto; 
    line-height: 1.5;
    color: #fff;
    border-radius: 35px;
    font-size: 16px;
}
.section1 a {
    display: inline-flex;
    align-items: center;
    padding: 15px;
    box-shadow: rgba(0, 0, 0, 0.15) 3px 2px 8px;
    justify-content: space-between;
}
.section1 a img{
   width: 12%;
}
.section2 {
    text-align: center;
    padding: 50px 60px;
    background-color: #f7faff;
    width: 100%;
}
.section2 h3{
    font-size: 22px;
    font-weight: 700;
}
.section2 h3 span{
    font-size: 22px;
    color: #5c73ff;
    font-weight: 700;
}
.section2_1 {
    text-align: center;
    background-color: #f7faff;
    width: 740px;
    display: flex;
    justify-content: space-around;
    margin: 0 auto;
}
.section2_1 a {
    display: inline-flex; 
    flex-direction: column;
    box-shadow: rgba(0, 0, 0, 0.15) 3px 2px 8px;
    padding:40px;
    border-radius: 10px;
    margin-top: 40px; 
    text-align: center;
    align-items: center;
    font-weight: 700;
    font-size: 16px;
    background: #fff;
    justify-content: space-between;
    width: 150px;
}

.section2_1 a img {
    vertical-align: middle;
    margin-bottom: 15px;
    width: 65%;
}


.btn_wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: rgba(0, 0, 0, 0.15) 3px 2px 8px;
    width: 500px;
    text-align: center;
    margin: 0 auto; 
    padding: 20px 0;
    border-radius: 10px;
    background: #fff;
}

.btn_wrap .btn {
    display: flex;
    align-items: center;
    position: relative; 
    font-size: 16px;
    font-weight: 700;
    font-size: 16px;
    width: calc(100% / 3);
    justify-content: center;
    border-right: 1px solid #ccc;
}
.btn_wrap .btn:last-child {
    
    border-right: none;
}

/* .btn_wrap .btn:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 50%;
    left: calc(100% + 40px); 
    transform: translateY(-50%);
    height: 70%;
    border-left: 1px solid #e4e4e4;
} */
/* .btn_wrap .btn:nth-child(2)::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 30vw; 
    transform: translateY(-50%);
    height: 70%;
    border-left: 1px solid #e4e4e4;
}
.btn_wrap .btn:nth-child(2)::after {
    content: '';
    position: absolute;
    top: 50%;
    left: calc(100% + 40px); 
    transform: translateY(-50%);
    height: 70%;
    border-left: 1px solid #e4e4e4;
} */

.btn_wrap .btn .icon {
    margin-bottom: 0;
    margin-right: 5px;
    width: 25px;
}
.section3 {
    text-align: center;
    padding: 0 60px 50px;
    background-color: #f7faff;
    width: 100%;
}
.section4 {
    text-align: center;
    padding: 50px 60px;
    width: 100%;
}
.section4 h3{
    font-size: 22px;
    font-weight: 700;
}
.section4 h3 span{
    font-size: 22px;
    color: #5c73ff;
    font-weight: 700;
}

.section4_1 {
    display: flex;
    justify-content: space-between; 
    gap: 20px; 
    flex-direction: row;
    width: 740px;
    margin: 40px auto;
}

.section4_1 a {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none; 
    color: #000; 
    width: 220px; 
    box-shadow: rgba(0, 0, 0, 0.15) 3px 2px 8px;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
}

.section4_1 a img {
    width: 100%;
    height: 100px; 
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
}

.section4_1 a p {
    text-align: center; 
    font-size: 16px; 
    line-height: 1.5; 
    margin: 0; 
    padding: 15px;
}
.section4_mo {
    display: none;
}
@media screen and (max-width: 900px) {
    .header1 a {
        width: 100%;
    }
    .section1 .main_banner {
        width: 100%;
        margin: 0 auto;
    }
    .section1 {
        padding: 20px;
        background-size:75%;
    }
    .section1 .banner_txt {
        width: 80%;
    }
    .section1 p{
        font-size: 15px;
    }
    .section1 a {
        padding: 10px;
        font-size: 15px;
    }
    .section2 {
        text-align: center;
        padding: 30px 0;
        background-color: #f7faff;
        width: 100%;
    }
    .section2 h3 {
        font-size: 18px;
    }
    .section2 h3 span {
        font-size: 18px;
    }
    .section2_1 {
        gap: 10px; 
        flex-wrap: wrap;
        margin-top: 30px;
        width: 90%;
    }
    .section2_1 a {
        width: calc(50% - 10px); 
        padding: 20px;
        margin-top: 0;
    }
    .section2_1 a img {
        width: 30%;
    
    }.section3 {
        text-align: center;
        padding: 0 20px 30px;
        width: 100%;
    }
    .btn_wrap {
        width: 100%;
    }
    .btn_wrap .btn:not(:last-child)::after {
        left: calc(100% + 10px);
    }
    .btn_wrap .btn .icon {
        width: 20px;
    }
    .btn_wrap .btn {
        font-size: 15px;
    }
    .section4 {
        display: none;
    }
    .section4_mo {
        padding: 30px 20px;
        width: 100%;
        display: block;
        text-align: center;
        flex-wrap: wrap;
    }
    .section4_mo h3 {
        font-size: 18px;
        font-weight: 700;
    }
    .section4_mo h3 span {
        font-size: 18px;
        color: #5c73ff;
        line-height: 1.5;
        font-weight: 700;
    }
    .section4_mo .section4_1  {
        display: flex;
       justify-content: space-between; 
       gap: 20px; 
       flex-direction: row;
       margin-top: 20px;
       width: 100%;
    }
    .section4_mo .section4_1 a {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-decoration: none; 
        color: #000; 
        width: 50%; 
        box-shadow: rgba(0, 0, 0, 0.15) 3px 2px 8px;
        border-bottom-left-radius: 10px;
        border-bottom-right-radius: 10px;
        border-top-left-radius: 10px;
        border-top-right-radius: 10px;
    }
    .section4_mo .section4_2  {
        display: flex;
        justify-content: space-between; 
        gap: 20px; 
        flex-direction: row;
        margin-top: 20px;
        width: 100%;
    }
    .section4_mo .section4_2 a {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-decoration: none; 
        color: #000; 
        width: 50%; 
        box-shadow: rgba(0, 0, 0, 0.15) 3px 2px 8px;
        border-bottom-left-radius: 10px;
        border-bottom-right-radius: 10px;
        border-top-left-radius: 10px;
        border-top-right-radius: 10px;
    }
    .section4_2 a img {
        width: 100%;
        height: 100px; 
        border-top-left-radius: 10px;
        border-top-right-radius: 10px;
    }
    
    .section4_2 a p {
        text-align: center; 
        font-size: 16px; 
        line-height: 1.5; 
        margin: 0; 
        padding: 15px;
    }
    .ads_wrap_m {
        width: 90%;
    }
}