.part {
    position: relative;
    font-size: .75rem;
}
.part .part-wrap {
    padding: 15px;
}
.part .part-image {
    max-width: 100%;
    width: 100%;
}
.part-text-center {
    text-align: center;
}
.part .part-title {
    font-size: 2em;
    font-weight: bold;
    line-height: 1.25;
}
.part .part-text {
    font-size: 1.125em;
    margin-top: .5em;
}

.part-first {
    color: #f01;
    background-color: #000;
}
.part-first .part-title {
    font-size: 1.8em;
    color: #f01;
}
.part-first .part-text {
    font-size: 2em;
}

.part-light {
    color: #fff;
    background-color: #000;
}
.part-light .part-title2 {
    font-size: 1.5em;
}
.part-light .part-text {
    font-size: 1.25em;
}
.part-light .part-note {
    font-size: 1.2em;
    position: absolute;
    top: 61%;
    left: 48%;
    right: 11%;
    text-align: left;
}

.part-module,
.part-smart,
.part-waterproof,
.part-hardware {
    color: #fff;
    background-color: #000;
}
.part-smart .part-note {
    padding: 0 15px 15px;
    text-align: left;
}

.part-smart .part-i {
    position: absolute;
    top: 39%;
    left: 11%;
    right: 60%;
    text-align: left;
    line-height: 1.3
}
.part-smart .part-i2 {
    top: 71.85%;
}
.part-smart .part-i .part-h {
    font-size: 1.75em;
    font-weight: bold;
}

.part-waterproof .part-wrap2 {
    padding: 15px;
}

.part-battery .part-wrap2 {
    color: #f01;
    padding: 20px 0;
    font-weight: bold;
}
.part-battery .part-wrap2 .part-text {
    font-size: 3em;
}

.part-specs .part-wrap {
    margin: 0 auto;
    padding: 50px 15px;
}
.part-specs .part-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}
.part-specs .part-col {
    width: 100%;
    font-weight: bold;
    margin-bottom: .5em;
    font-size: 1.3em;
}

@media (min-width: 768px) {
    .part {
        font-size: 1.5rem;
    }
    .part .part-wrap {
        padding: 0;
    }
    .part-first .part-title {
        font-size: 2.25em;
    }
    .part .part-text {
        line-height: 1.2;
        font-size: 1.35em;
    }
    .part-first .part-wrap {
        position: absolute;
        top: 15%;
        left: 20%;
        right: 15%;
    }

    .part-light .part-wrap {
        position: absolute;
        top: 3%;
        left: 15%;
        right: 15%;
    }

    .part-light .part-note {
        font-size: 1.25em;
        top: 45%;
        left: 64%;
        right: 15%;
    }

    .part-size .part-wrap {
        position: absolute;
        top: 3%;
        left: 12%;
        right: 45%;
    }
    .part-size .part-text {
        font-size: 1.6em;
    }

    .part-module .part-wrap {
        position: absolute;
        top: 3%;
        left: 15%;
        right: 15%;
    }

    .part-photo .part-wrap,
    .part-battery .part-wrap {
        width: 75%;
        margin: 0 auto;
        padding: 50px 0;
    }
    .part-battery .part-wrap {
        width: 60%;
    }

    .part-battery .part-wrap2 {
        padding: 30px 0;
    }

    .part-smart .part-wrap,
    .part-hardware .part-wrap {
        position: absolute;
        top: 3%;
        left: 15%;
        right: 15%;
    }
    .part-smart .part-note {
        position: absolute;
        bottom: 2%;
        left: 15%;
        right: 15%;
        padding: 0;
    }

    .part-smart .part-i {
        top: 39%;
        left: 26%;
        right: 55%;
    }
    .part-smart .part-i2 {
        top: 77.85%;
    }
    .part-smart .part-i .part-h {
        font-size: 1.75em;
        font-weight: bold;
    }

    .part-waterproof .part-wrap {
        position: absolute;
        top: 4%;
        left: 15%;
        right: 15%;
    }
    .part-waterproof .part-wrap2 {
        position: absolute;
        bottom: 5%;
        left: 15%;
        right: 15%;
        padding: 0;
    }

    .part-specs .part-wrap {
        width: 65%;
    }
    .part-specs .part-col {
        width: 50%;
    }
}

@media (min-width: 1400px) {
    .part-features {
        font-size: 1em;
    }
}

@media (max-width: 480px) {
    .part .part-title {
        font-size: 1.25rem;
    }
    .part .part-text {
        font-size: .85rem;
    }
}

@media (max-width: 380px) {
}