#sec4_parent {
    height: 100%;
    width: 100%;
    padding: 20px;
    background-color: rgb(244,234,222);
    text-align: center;
}

.sec4_heading {
    background-color: rgb(237,140,114);
    color: white;
    height: 50px;
    width: 60%;
    margin: 0 auto;
    border-radius: 10px;
}

.sec4_headingText {
    font-weight: bold;
    padding-top: 10px;
}

.sec4_child_1 {
    background-color: rgb(242, 242, 242);
}

.sec4_title {
    font-size: 2.5vw;
    font-weight: bold;
    text-align: left;
    margin: 2% 0 0 2%;
    border-left: solid 20px rgb(237,140,114); /*左側の線*/
    padding: 0.5em;
}

.sec4_point {
    margin: 0 4vw;
    padding-top: 1vw;
    font-size: 2.3vw;
    font-weight: bold;
    border-bottom: solid 1px rgb(89, 89, 89);
}

.sec4_point_text {
    margin: 0;
}

.sec4_strongtext {
    color: rgb(229, 89, 51);
}

#sec4_strongtext_2 {
    color: rgb(229, 89, 51);
}

.sec4_voice {
    position: relative;
    padding: 2vw;
}

.sec4_balloon {
    position: relative;
    display: inline-block;
    margin: 1.5em 15px 0 0;
    padding: 7px 10px;
    min-width: 120px;
    max-width: 100%;
    color: #555;
    font-size: 16px;
    background: #FFF;
    border: solid 3px #555;
    box-sizing: border-box;
    z-index: 2;
}

    .sec4_balloon:before {
        content: "";
        position: absolute;
        top: 50%;
        right: -24px;
        margin-top: -12px;
        border: 12px solid transparent;
        border-left: 12px solid #FFF;
        z-index: 2;
    }

    .sec4_balloon:after {
        content: "";
        position: absolute;
        top: 50%;
        right: -30px;
        margin-top: -14px;
        border: 14px solid transparent;
        border-left: 14px solid #555;
        z-index: 1;
    }

    .sec4_balloon p {
        text-align: left;
        margin: 0;
        padding: 0;
        font-size: 1.4vw;
    }

.sec4_image {
    width: 80%;
    height: 80%;
}

.sec4_image_1 {
    position: absolute;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.sec4_image_2 {
    position: absolute;
    right: 0;
    bottom: 1vw;
    z-index: 0;
}

.sec4_image_target {
    width: 60%;
    height: 80%;
}

.sec4_child_2 {
    background-color: white;
}

.sec4_bunseki {
    position: relative;
}

.sec4_bunseki_title {
    font-size: 2.3vw;
    font-weight: bold;
    border-bottom: solid 2px rgb(68, 114, 196);
    margin: 0 4vw;
    padding-top: 2vw;
}

.sec4_bunseki_text {
    text-align: left;
    margin: 0;
    padding: 2vw 3.5vw;
    font-size: 1.4vw;
}


.sec4_target {
    color: white;
    width: max-content;
    padding: 10px;
    font-size: 16px;
    font-weight: bold;
    border-radius: 10px;
}

@media (max-width:768px) {
    .sec4_heading {
        width: 100%;
    }

    .sec4_title {
        font-size: 4vw;
    }

    .sec4_point {
        font-size: 4vw;
    }

    #sec4_strongtext_2 {
        display: block;
    }

    .sec4_undertext {
        display: block;
    }

    .sec4_voice {
        position: initial;
        text-align: center;
    }

    .sec4_balloon {
        margin-right: 0;
    }

        .sec4_balloon:before {
            top: initial;
            right: initial;
            margin-top: initial;
            bottom: -24px;
            left: 40%;
            margin-left: -15px;
            border: 12px solid transparent;
            border-top: 12px solid #FFF;
        }

        .sec4_balloon:after {
            content: "";
            position: absolute;
            top: initial;
            right: initial;
            margin-top: initial;
            bottom: -30px;
            left: 40%;
            margin-left: -17px;
            border: 14px solid transparent;
            border-top: 14px solid #555;
        }

        .sec4_balloon p {
            font-size: 3vw;
        }

    .sec4_image_1 {
        position: initial;
        width: 60%;
    }

    .sec4_bunseki_title {
        font-size: 4vw;
    }

    .sec4_bunseki_text {
        font-size: 3vw;
    }

    .sec4_image_2 {
        position: initial;
    }

    .sec4_target {
        font-size: 11px;
    }
}