.fw-400{
    font-weight: 400;
}
.fw-500{
    font-weight: 500;
}
.fs-12{
    font-size: 12px;
}
.fs-16{
    font-size: 16px;
}
.fs-20{
    font-size: 20px;
}
.fs-24{
    font-size: 24px;
}
.fs-28{
    font-size: 28px;
}
.fs-32{
    font-size: 32px;
}
.fs-36{
    font-size: 36px;
}
.lh-24{
    line-height: 24px;
}
.lh-32{
    line-height: 32px;
}
.text-center{
    text-align: center;
}
.py-20{
    padding-bottom: 20px;
    padding-top: 20px;
}
.px-30{
    padding-right: 30px;
    padding-left: 30px;
}
.mt--15{
    margin-top: -15px;
}
.mb-20{
    margin-bottom: 20px;
}
.mb-26{
    margin-bottom: 26px;
}
.mb-27{
    margin-bottom: 27px;
}
.mb-30{
    margin-bottom: 30px;
}
.mb-32{
    margin-bottom: 32px;
}
.flex-row{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}
.flex-column{
    display: flex;
    flex-direction: column;
}

.border-label-box{
    border: #002f7b solid 4px;
    border-radius: 10px;
    color: #002f7b;
    position: relative;
    padding: 30px 10px 10px 10px;
    margin: 30px auto 50px auto;
    max-width: 1110px;
    width: 100%;
}
.label{
    display: inline-block;
    position: absolute;
    top: -5%;
    left: 50%;
    background-color: #fff;
    transform: translate(-50%, -50%);
    padding: 0 20px;
    white-space: nowrap;
}
.border-label-box::after{
    content: "";
    background-image: url("../../../../imgs/solution/idea-dots.png");
    background-repeat: no-repeat;
    width: 100%;
    height: 100%;
    position: absolute;
    top: -60%;
    left: 61.5%;
}

.fullwdt{
    display: block;
    background-color: #ddeef3;
}
.flex-item{
    width: 32%;
    background-color: #fff;
    padding-top: 20px;
    height: 290px;
}
.flex-item img{
    width: 90%;
}

.title{
    display: flex;
    align-items: center;
    margin-top: 60px;
}
.sub-title{
    display: inline-block;
    background-color: #fabe00;
    border-radius: 30px;
    padding: 0 20px;
    margin: 18px 0 20px 20px;
}

.solution-txt{
    margin-bottom: 10px;
    text-align: justify;
}
.solution-text-under{
    background-color: #fff2cc;
    width: 100%;
    padding: 10px 20px 20px 25px;
}

.main-img-block{
    margin-bottom: 30px;
}

.solution-point{
    background-color: #e6e6e6;
    position: relative;
    margin-bottom: 20px;
    padding: 20px 20px 0 90px;
}
.head-number{
    position: absolute;
    top: 0;
    left: 0;
}
.kakeru{
    position: relative;
}
.kakeru::before,.kakeru::after{
    content: "";
    position: absolute;
    top: 17px;
    left: 344px;
    width: 23px;
    height: 2.5px;
    background-color: #000;
    transform-origin: center;
}
.kakeru::before{
    transform: translate(-50%, -50%) rotate(45deg);
}
.kakeru::after{
    transform: translate(-50%, -50%) rotate(-45deg);
}

.head-explain{
    padding-bottom: 20px;
    width: 70%;
}

@media (min-width: 1401px){
    .flex-item{
        padding-bottom: 5px;
        height: auto;
    }
}
@media (max-width: 1400px){
    .border-label-box{
        max-width: 1010px;
    }
    .border-label-box::after{
        left: 63%;
    }
}

@media (max-width: 992px){
    .border-label-box{
        max-width: 690px;
    }
    .border-label-box::after{
        top: -43%;
        left: 68%;
    }

    .head-explain{
        width: 100%;
    }
}

@media (max-width: 768px){
    .border-label-box::after{
        left: 72%;
    }
    .border-label-box{
        max-width: 510px;
    }
    .fs-12{
        font-size: 10px;
    }
    .fs-16 { 
        font-size: 14px; 
    }
    .fs-20 { 
        font-size: 18px;
    }
    .fs-24 { 
        font-size: 20px; 
    }
    .fs-28 { 
        font-size: 24px; 
    }
    .fs-32 { 
        font-size: 27px; 
    }
    .fs-36 { 
        font-size: 32px; 
    }

    .d-none-sp{
        display: none;
    }
}
@media (min-width: 769px){
    .d-none-pc{
        display: none;
    }
    .mark-kakeru{
        display: none;
    }
}
@media (max-width: 768px){
    .kakeru{
        display: none;
    }
    .mark-space{
        display: none;
    }
}

@media (max-width: 420px){
    .sp-px-15{
        padding-left: 15px;
        padding-right: 15px;
        padding-top: 20px;
    }
    .border-label-box::after{
        top: -38%;
        left: 78%;
    }
    .sp-flex-column{
        flex-direction: column !important;
        gap: 15px;

    }
    .flex-item{
        width: 100%;
    }
    .flex-item .mb-27{
        margin-bottom: 9px;
    }
    .flex-item .mb-30{
        margin-bottom: 10px;
    }
    .flex-item .mb-32{
        margin-bottom: 10px;
    }
    .title{
        flex-direction: column;
    }
    .sub-title{
        margin: 10px 0 15px 0;
        align-self: flex-start;
    }
    .fs-36{
        font-size: 30px;
    }
}
@media (max-width: 400px){
    .border-label-box::after{
        left: 80%;
    }
}
@media (max-width: 374px){
    .border-label-box::after{
        top: -31%;
        left: 83%;
    }
}