#env_sec01 {
    padding-top: 70px;
    padding-bottom: 70px;
}

.env_lead {
    line-height: 1.6;
    margin-top: 35px;
}

.env01_list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding-top: 70px;
}

.env01_list li {
    width: 32%;
    margin-bottom: 20px;
}

.env01_circle {
    display: block;
    margin: auto;
    width: 33%;
}

.env01_list_inner {
    border: solid 1px #CCCCCC;
    border-radius: 10px;
    padding: 30px 6% 10px;
    min-height: 200px;
}

.env01_list li .env01_ttl {
    font-size: 18px;
    font-weight: bold;
    color: #22801A;
    text-align: center;
    margin-bottom: 25px;
}

@media screen and (max-width:640px) {
    .env01_list {
        justify-content: center;
    }

    .env01_list li {
        width: 48%;
        margin-bottom: 20px;
    }

    .env01_list li:nth-child(even) {
        margin-left: 2%;
    }
}

#env_sec02 {
    padding-bottom: 100px;
}

.pcda_img {
    display: block;
    max-width: 948px;
    width: 100%;
    margin: auto;
    margin-top: 40px;
}

#env_sec03 {
    padding-bottom: 200px;
}

@media screen and (max-width:768px) {
    #env_sec03 {
        padding-bottom: 80px;
    }
}