* {
    box-sizing: border-box;
    resize: none;
    outline: none;
}
.container {
    margin: 0 auto;
    width: 100%;
    max-width: 1230px;
    padding: 0 20px;
}

/* --- complex --- */
.complex {
    margin-top: 40px;
}
.complex__list {
    display: -webkit-inline-flex;
    display: flex;
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
    margin: 0 -10px;
}
.complex__item {
    width: 20%;
    padding: 0 10px;
    margin-bottom: 40px;
    text-align: center;
}
.complex__item img {
    display: inline-block;
    max-width: 100%;
    height: auto;
}
.complex__item-name {
    color: #212529;
    font-family: "Roboto", sans-serif;
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 0.67px;
    line-height: 20px;
    text-align: center;
    margin-top: 16px;
}
@media screen and (max-width: 992px) {
    .complex__item {
        width: 25%;
    }
}
@media screen and (max-width: 768px) {
    .complex__item {
        width: 33.3333333%;
    }
    .complex__item-name {
        font-size: 15px;
        line-height: 19px;
    }
}
@media screen and (max-width: 540px) {
    .complex__item {
        width: 50%;
    }
    .complex__item img {
        max-width: 80px;
    }
    .complex__item-name {
        font-size: 14px;
        line-height: 17px;
        margin-top: 10px;
    }
}
@media screen and (max-width: 340px) {
    .complex__item {
        width: 100%;
    }
    .complex__item:last-child {
        margin-bottom: 0;
    }
}


/* --- steps --- */
.steps {
    margin: 40px 0;
}
.steps__list {
    display: -webkit-inline-flex;
    display: flex;
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
}
.steps__item {
    width: 25%;
    text-align: center;
}
.steps__item-num {
    height: 40px;
    line-height: 40px;
    color: #009b63;
    font-family: "Roboto";
    font-size: 40px;
    font-weight: 300;
}
.steps__item-line::before,
.steps__item-line::after {
    content: "";
    position: absolute;
    display: block;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    z-index: 1;
    -webkit-border-radius: 50%;
    border-radius: 50%;
}
.steps__item-line::before {
    width: 20px;
    height: 20px;
    border: 5px solid #fff;
    background: #009b63;
}
.steps__item-line::after {
    width: 8px;
    height: 8px;
    background: #009b63;
    border: 4px solid #fff;
}
.steps__item-line {
    position: relative;
    width: 100%;
    margin-top: 25px;
    border-bottom: 2px solid #009b63;
}
.steps__item:first-child .steps__item-line,
.steps__item:last-child .steps__item-line {
    width: 50%;
}
.steps__item:first-child .steps__item-line {
    margin-left: 50%;
}
.steps__item:first-child .steps__item-line::before,
.steps__item:first-child .steps__item-line::after {
    left: -1px;
}
.steps__item:last-child .steps__item-line::before,
.steps__item:last-child .steps__item-line::after {
    right: 8px;
    left: auto;
    -webkit-transform: translate(50%, -50%);
    transform: translate(50%, -50%);
}
.steps__item-name {
    color: #212529;
    font-family: "Roboto", sans-serif;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.58px;
    line-height: 20px;
    text-align: center;
    margin: 25px auto 0 auto;
    max-width: 230px;
}
@media screen and (max-width: 768px) {
    .steps__item-name {
        font-size: 13px;
        line-height: 18px;
        padding: 0 10px;
    }
}
@media screen and (max-width: 640px) {
    .steps {
        margin-bottom: 0;
    }
    .steps__item {
        width: 50%;
        margin-bottom: 40px;
    }
    .steps__item-num {
        font-size: 35px;
    }
    .steps__item-line {
        border-bottom: 0;
        height: 2px;
        margin-top: 20px;
    }
}
@media screen and (max-width: 340px) {
    .steps__item {
        width: 100%;
    }
}