.flexbox-container {
    display: -webkit-flex;
    display: flex;
    margin: 0 auto;
    /*width: 100%;*/
}

.flexbox-container section {
    -webkit-flex: 1;
    flex: 2; /*各BOXを等幅に*/
    margin: 10px;
    border-radius: 5px;
    background: #55463b; /*#a52a2a;*/ /*#F5F0CF;*/
    padding: 15px;
    color: #F5F0CF; /*white;*/ /*#f5deb3;*/
    line-height: 1.3em;
}

.flexbox-container .col-2 {
    -webkit-flex: 2;
    flex: 2;
}

.flexbox-container h3 {
    color: white; /*#F5F0CF;*/ /*#E6AC27;*/
    font-size: 0.9rem;
    font-weight: bolder;
}

.flexbox-container p {
    margin-top: 10px;
}

section p {
    text-align: left;
}

/*PC*/
@media screen and (min-width: 835px) {
    .flexbox-container {
        max-width: 1100px;
    }
}

/*Tablet*/
@media screen and (max-width: 834px) {
    .flexbox-container {
        /*max-width: 800px;*/
    }
}

/*iPhone Pro Max: 428(w) */
@media screen and (max-width: 600px) {
    .flexbox-container {
        -webkit-flex-direction: column;
        flex-direction: column;
        padding: 0 10px 0 10px;
    }
}