@charset "UTF-8";

html {
    scroll-behavior: smooth;
}

.top{
    margin-top:125px;
    width: 100%;
    height: auto;
    background-color: aliceblue;
    padding: 6% 14%;
    box-sizing: border-box;
    position: relative;
    z-index: 1;
}

.top::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100vw;
    height: 100%;
    background-color: aliceblue;
    z-index: -1;
}

.top .big_title{
    width: 29.17%;
}

.top .big_title img{
    width: 100%;
    min-width: 80%;
}

.top .title_bar{
    width:16%;
    height:1px;
    background-color: #00a0ff;
    margin-top:2%;
}

.top .small_title{
    color: #00a0ff;
    font-size: 20px;
    padding-top:1%;
}

/*-------------------------------*/


.branching_links{
    padding:3% 14%;
    color: #00a0ff;
    font-size: 14px;
}

.branching_links .br_links a{
    color: #00a0ff;
    text-decoration: none;
}

.branching_links .br_links a:hover{
    color: #8aceff;
    transition: all ease 0.3s;
}

.main_contents {
    margin: 0 13.5%;
}

.main_contents .title_all {
    font-size: clamp(25px, 4vw, 32px);
    margin: 4% 0 1.2%;
    display: flex;
}

.main_contents .title_all img {
    width: 3vw;
    max-width: 45px;
    height: auto;
    margin-right: 0.5vw;
}

.main_contents .tr {
    width: 100%;
    height: 0.1vw;
    background-color: #bce5ff;
    margin-bottom: 3.1%;
}

.main_contents .sentence{
    font-size: 16px;
    line-height: 1.8;
}

/*----------------------------*/

.main_contents .cont1 .flex{
    display: flex;
    margin-top: 8%;
}

.main_contents .cont1 .flex .sub_ttl{
    font-size: 25px;
    margin-bottom: 5%;
}

.main_contents .cont1 .sentence1{
    margin-right: 5%;
    width: 100%;
}

.main_contents .cont1 .image{
    width: 90%;
}

.main_contents .cont1 .image img{
    width: 100%;
}

/*-------------------------------*/

.main_contents .cont2 .graph{
    margin: 7% auto;
    width: 70%;
}

.main_contents .cont2 .graph img{
    width: 100%;
}

.main_contents .cont2 .cont2_sentences .cont2_sentence{
    border-radius: 20px;
    margin-bottom: 5%;
}

.main_contents .cont2 .cont2_sentences .snt5{
    margin-bottom:10%
}

.main_contents .cont2 .cont2_sentences .cont2_sentence .ttl{
    color: white;
    border-top-left-radius: 2vw;
    border-top-right-radius: 2vw;
    text-align: center;
    font-size: 20px;
    padding: 1%;
}

.main_contents .cont2 .cont2_sentences .cont2_sentence .snt{
    font-size: 16px;
    border-bottom-left-radius: 2vw;
    border-bottom-right-radius: 2vw;
    line-height: 1.9;
}

.main_contents .cont2 .cont2_sentences .cont2_sentence .snt span{
    display: inline-block;
}

.main_contents .cont2 .cont2_sentences .snt1 .snt{
    border: 2px solid #65bea0;
    padding: 4% 5%;
}
.main_contents .cont2 .cont2_sentences .snt2 .snt{
    border: 2px solid #aac836;
    padding: 5% 5%;
}
.main_contents .cont2 .cont2_sentences .snt3 .snt{
    border: 2px solid #ef91b4;
    padding: 4% 5%;
}
.main_contents .cont2 .cont2_sentences .snt4 .snt{
    border: 2px solid #39bbed;
    padding: 5% 5%;
}
.main_contents .cont2 .cont2_sentences .snt5 .snt{
    border: 2px solid #ac8abd;
    padding: 5% 5%;
}

.main_contents .cont2 .cont2_sentences .cont2_sentence .ttl1{
    background-color: #65bea0;
}
.main_contents .cont2 .cont2_sentences .cont2_sentence .ttl2{
    background-color: #aac836;
}
.main_contents .cont2 .cont2_sentences .cont2_sentence .ttl3{
    background-color: #ef91b4;
}
.main_contents .cont2 .cont2_sentences .cont2_sentence .ttl4{
    background-color: #39bbed;
}
.main_contents .cont2 .cont2_sentences .cont2_sentence .ttl5{
    background-color: #ac8abd;
}

@media screen and (max-width:1024px){
    .top{
        margin-top: 90px;
    }
}


@media screen and (max-width:960px){

    .top{
        margin-top: 85px;
        padding: 12% 5%;
    }

    .top .small_title{
        font-size: 20px;
    }

    .branching_links{
        font-size: 16px;
        padding: 3% 5%;
    }

    .main_contents{
        margin:0 5%;
    }

    .main_contents .title_all{
        margin-top: 3.5%;
    }

    .main_contents .cont1 .flex .sub_ttl{
        font-size: 26px;
    }

    .main_contents .cont2 .cont2_sentences .cont2_sentence .snt{
        font-size: 18px;
    }

    .main_contents .sentence{
        font-size: 22px;
    }

    .main_contents .cont1 .flex{
        display: grid;
    }

    .main_contents .cont1 .flex .sentence{
        margin-bottom: 5%;
    }

    .main_contents .cont1 .flex .image{
        margin: 0 auto;
        width: 90%;
    }

    .main_contents .cont2 .title_all{
        margin-top: 8.5%;
    }

    .main_contents .cont2 .graph{
        width: 100%;
    }
}


@media screen and (max-width:550px){
    .top{
        margin-top: 75px;
        padding: 15% 7% 12%;
    }

    .top .big_title{
        width: 43.12%;
    }

    .top .title_bar{
        margin-top: 3%;
    }

    .top .small_title{
        font-size: 14px;
        padding-top: 3%;
    }

    .branching_links{
        font-size: 12px;
        padding: 2% 7% 4%;
    }

    .main_contents{
        margin: 0 5%;
    }

    .main_contents .title_all{
        font-size: 22px;
    }

    .main_contents .sentence{
        font-size: 16px;
    }

    .main_contents .title_all img{
        width: 25px;
    }

    .main_contents .cont1 .flex .sub_ttl{
        font-size: 20px;
    }

    .main_contents .cont2 .cont2_sentences .cont2_sentence .ttl{
        border-top-left-radius: 5vw;
        border-top-right-radius: 5vw;
        font-weight: 550;
        font-size: 18px;
    }

    .main_contents .cont2 .cont2_sentences .cont2_sentence .snt{
        border-bottom-left-radius: 5vw;
        border-bottom-right-radius: 5vw;
        font-size: 16px;
    }
}