.section {
    position: relative;
    max-width: 1920px;
    margin: 0 auto;
    overflow: hidden;
    background: #000;
}
.section .wrap {
    position: relative;
}
.section .text {
    position: absolute;
    text-align: center;
    z-index: 10;
    color: #fff;
}
.section .text .h2,
.section .text p {
    transition: all 1s ease;
}
.section .text p {
    padding: 0;
    margin: 8px 0;
}
.section .text .h2 {
    font-size: 28px;
    font-weight: bold;
    line-height: 1.4em;
    padding: 0;
    margin: 0 0 30px 0;
}

.section-1 .text {
    text-align: center;
    top: 4%;
    bottom: auto;
    left: 20%;
    right: 20%;
    text-shadow: 4px 4px 10px rgba(0,0,0,.6);
}
.section-1 .text .h2 {
    font-size: 30px;
}
.section-1 .note {
    font-size: 12px;
}

.section-2 .text {
    color: #111;
    top: 2%;
    left: 10%;
    right: 10%;
}
.section-2 .i {
    display: inline-block;
    text-align: center;
    background-position: top center;
    background-repeat: no-repeat;
    margin-top: 50px;
    padding-top: 67px;
    width: 180px;
    vertical-align: top;
}
.section-2 .i-pixel {
    background-image: url(images/2-pixel.jpg)
}
.section-2 .i-18 {
    background-image: url(images/2-18.jpg)
}
.section-2 .i-pd {
    background-image: url(images/2-pd.jpg)
}
.section-2 .i-mode {
    background-image: url(images/2-mode.jpg)
}
.section-2 .i-ai {
    background-image: url(images/2-ai.jpg)
}

.section-3 {
    background: #fff;
}
.section-3 .text {
    text-align: left;
    color: #111;
    top: 25%;
    left: 15%;
    right: 50%;
}

.section-4 .text {
    top: 25%;
    left: 55%;
    right: 15%;
    text-align: left;
}

@media screen and (max-width: 1024px) {
    .section-2 .text {
        left: 0;
        right: 0;
    }
    .section-2 .i {
        margin-top: 20px;
    }
}

@media screen and (max-width: 768px) {
    .section .text .h2 {
        margin-bottom: 10px;
    }
    .section-2 .i {
        margin-top: 10px;
        width: 120px;
        background-size: 30%;
        padding-top: 47px;
        font-size: 12px;
    }
    .section-3 .text {
        left: 2%;
        top: 20%;
    }
    .section-4 .text {
        top: 20%;
        right: 2%;
    }
}

@media screen and (max-width: 640px) {
    .section .text .h2 {
        font-size: 20px;
    }
    .section .text {
        font-size: 14px;
    }
    .section-1 .text {
        top: 5px;
    }
    .section-3 .text,
    .section-4 .text {
        top: 5%;
    }
}

@media screen and (max-width: 480px) {
    .section-2 .i {
        display: none;
    }
}

@media screen and (max-width: 360px) {
    .section-3,
    .section-4 {
        padding-top: 30%;
    }
}