.p-fulltasu__wrapper {
    position: relative;
    z-index: 0
}

.p-fulltasu__wrapper:after {
    content: "";
    width: 100vw;
    height: 200vw;
    background-image: url("../images/service/fulltasu/deco.png");
    background-repeat: no-repeat;
    background-size: 100%;
    background-position: center bottom;
    position: absolute;
    right: 0;
    bottom: -20vw;
    z-index: -1
}

.c-subpage-headding small {
    font-size: .75rem;
    line-height: 1.6
}

.c-subpage-header__title-en {
    text-transform: capitalize
}

@media screen and (min-width: 768px) {
    .c-subpage-headding small {
        font-size: 1rem
    }

    .p-fulltasu__wrapper:after {
        width: 44.5625rem;
        height: 75.9375rem;
        bottom: -15.125rem
    }
}

.p-fulltasu-lead {
    margin: 3.75rem 0;
    position: relative
}

.p-fulltasu-lead__img {
    margin-bottom: 1.875rem
}

.p-fulltasu-lead__group--title {
    text-align: left;
    color: #1b83c8;
    font-size: calc(20 / 16 * 1rem);
    line-height: 1.6;
    margin-bottom: 1.25rem;
    
}

.p-fulltasu-lead__group--text {
    line-height: 1.6
}

@media screen and (min-width: 768px) {
    .p-fulltasu-lead {
        margin: 7.5rem 0 5.8125rem
    }

    .p-fulltasu-lead__block {
        display: flex;
        justify-content: space-between;
        align-items: center
    }

    .p-fulltasu-lead__img {
        max-width: 392px;
        width: 32%;
        margin-bottom: 0
    }

    .p-fulltasu-lead__group {
        max-width: 824px;
        width: 66%
    }

    .p-fulltasu-lead__group--title {
        text-align: left;
        font-size: 2.25rem;
        margin-bottom: 1.875rem
    }
}

.p-fulltasu-howto {
    margin-bottom: 5.625rem;
    position: relative
}

.p-fulltasu-howto__block {
    background: #fff;
    box-shadow: 0 0 30px rgba(0, 0, 0, .04);
    padding: 3.75rem 1.25rem 1.875rem
}

.p-fulltasu-howto__item {
    margin-bottom: 1.875rem
}

.p-fulltasu-howto__item--h2 {
    color: #fff;
    background: linear-gradient(90deg, rgb(162, 178, 179) 0%, rgb(129, 148, 161) 100%);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 3.375rem;
    text-align: center;
    padding: 1.25rem 0;
    position: relative
}

.p-fulltasu-howto__item--h2:after {
    content: "";
    height: 2.125rem;
    background-image: url("../images/service/fulltasu/double_arrow.png");
    background-repeat: no-repeat;
    background-size: 2.125rem;
    background-position: center bottom;
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2.75rem
}

.p-fulltasu-howto__box {
    position: relative;
    z-index: 0;
    padding: 8vw 5vw 2vw
}

.p-fulltasu-howto__box:before {
    content: "";
    background: #fff;
    border: 10px solid;
    border-image-slice: 1;
    border-width: 1px;
    border-image-source: linear-gradient(90deg, rgb(73, 203, 173) 0%, rgb(27, 131, 200) 100%);
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: -1
}

.p-fulltasu-howto__box--icon {
    width: 7.0625rem;
    margin: 0 auto 1.25rem
}

.p-fulltasu-howto__box--h3 {
    text-align: center;
    color: #1b83c8;
    font-size: 1.375rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 1.25rem
}

.p-fulltasu-howto__box--h3 small {
    display: block;
    color: #4f4e4e;
    font-size: 1rem;
    line-height: 1.7;
    margin-top: 1.25rem
}

.p-fulltasu-howto__box--text {
    margin-bottom: 1.25rem
}

.p-fulltasu-howto__box--text dt {
    color: #1b83c8;
    font-size: 1.125rem;
    line-height: 1;
    font-weight: 700;
    padding-left: .9375rem;
    position: relative;
    margin-bottom: .625rem
}

.p-fulltasu-howto__box--text dt:before {
    content: "";
    width: .3125rem;
    background: #1b83c8;
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0
}

.p-fulltasu-howto__box--text dd {
    line-height: 1.7
}

@media screen and (min-width: 768px) {
    .p-fulltasu-howto {
        margin-bottom: 7.5rem
    }

    .p-fulltasu-howto__block {
        padding: 3.75rem;
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        -moz-column-gap: 1.75rem;
        column-gap: 1.75rem
    }

    .p-fulltasu-howto__item {
        margin-bottom: 0;
        position: relative;
        z-index: 0
    }

    .p-fulltasu-howto__item:before {
        content: "";
        background: #fff;
        border: 10px solid;
        border-image-slice: 1;
        border-width: 1px;
        border-image-source: linear-gradient(90deg, rgb(73, 203, 173) 0%, rgb(27, 131, 200) 100%);
        position: absolute;
        left: 0px;
        right: 0px;
        top: 7.4375rem;
        bottom: 0px;
        z-index: -1
    }

    .p-fulltasu-howto__box {
        padding: 1.875rem 1.25rem .625rem
    }

    .p-fulltasu-howto__box:before,
    .p-fulltasu-howto__box:after {
        display: none
    }
}

.p-fulltasu-key-features {
    margin-bottom: 5.625rem
}

.p-fulltasu-key-features__block {
    background: #fff;
    box-shadow: 0 0 30px rgba(0, 0, 0, .04);
    padding: 2.5rem 1.25rem .625rem
}

.p-fulltasu-key-features__block--h2 {
    margin-bottom: 1.25rem
}

.p-fulltasu-key-features__group--h3 {
    color: #fff;
    background: linear-gradient(90deg, rgb(73, 203, 173) 0%, rgb(27, 131, 200) 100%);
    text-align: center;
    font-size: 1.125rem;
    line-height: 1;
    font-weight: 700;
    padding: 1.5rem 0;
    margin-bottom: 3.375rem;
    position: relative
}

.p-fulltasu-key-features__group--h3:after {
    content: "";
    height: 2.125rem;
    background-image: url("../images/service/fulltasu/double_arrow.png");
    background-repeat: no-repeat;
    background-size: 2.125rem;
    background-position: center bottom;
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2.75rem
}

.p-fulltasu-key-features__group--item {
    margin-bottom: 2.5rem
}

.p-fulltasu-key-features__group--list {
    list-style-type: none
}

.p-fulltasu-key-features__group--list-item {
    border: 10px solid;
    border-image-slice: 1;
    border-width: 1px;
    border-image-source: linear-gradient(90deg, rgb(73, 203, 173) 0%, rgb(27, 131, 200) 100%);
    text-align: center;
    color: #1b83c8;
    margin-bottom: 1.5625rem;
    font-size: 1.125rem;
    line-height: 1;
    font-weight: 700;
    padding: .9375rem 0
}

@media screen and (min-width: 768px) {
    .p-fulltasu-key-features {
        margin-bottom: 7.5rem
    }

    .p-fulltasu-key-features__block {
        padding: 3.75rem
    }

    .p-fulltasu-key-features__group {
        display: flex;
        justify-content: space-between
    }

    .p-fulltasu-key-features__group--item {
        width: 48.6%;
        margin-bottom: 0
    }
}

.p-fulltasu-action-environment {
    padding-bottom: 5.625rem;
    position: relative
}

.p-fulltasu-action-environment__block {
    background: #fff;
    box-shadow: 0 0 30px rgba(0, 0, 0, .04);
    padding: 2.5rem 1.25rem;
    text-align: center
}

.p-fulltasu-action-environment__block--h3 {
    color: #1b83c8;
    font-size: 1.5rem;
    line-height: 1;
    font-weight: 700;
    display: table;
    margin: 0 auto 1.25rem;
    padding-bottom: 1.25rem;
    position: relative
}

.p-fulltasu-action-environment__block--h3:after {
    content: "";
    height: 1px;
    background: #000;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0
}

.p-fulltasu-action-environment__block--text {
    font-size: 1.1rem;
    line-height: 1.6
}

@media screen and (min-width: 768px) {
    .p-fulltasu-action-environment {
        padding-bottom: 7.5rem
    }

    .p-fulltasu-action-environment__block {
        padding: 1.875rem;
        display: flex;
        justify-content: center;
        align-items: center
    }

    .p-fulltasu-action-environment__block--h3 {
        display: block;
        padding: 0 3.125rem 0 0;
        margin: 0 3.125rem 0 0
    }

    .p-fulltasu-action-environment__block--h3:after {
        width: 1px;
        height: auto;
        left: auto;
        top: 0
    }
}