纯CSS问卷概念

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html

css

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html

<div class="demo">
  <div class="demo__content">
    <h2 class="demo__heading">What do you need help with?</h2>
    <div class="demo__elems">
      <div class="demo__elem demo__elem-1">With advertising online</div>
      <div class="demo__elem demo__elem-2">With a website</div>
      <div class="demo__elem demo__elem-3">I need help with both</div>
      <span class="demo__hover demo__hover-1"></span>
      <span class="demo__hover demo__hover-2"></span>
      <span class="demo__hover demo__hover-3"></span>
      <div class="demo__highlighter">
        <div class="demo__elems">
          <div class="demo__elem">With advertising online</div>
          <div class="demo__elem">With a website</div>
          <div class="demo__elem">I need help with both</div>
        </div>
      </div>
      <div class="demo__examples">
        <div class="demo__examples-nb">
          <div class="nb-inner">
            <div class="example example-adv">
              <div class="example-adv">
                <div class="example-adv__top">
                  <div class="example-adv__top-search"></div>
                </div>
                <div class="example-adv__mid"></div>
                <div class="example-adv__line"></div>
                <div class="example-adv__line long"></div>
              </div>
            </div>
            <div class="example example-web">
              <div class="example-web__top"></div>
              <div class="example-web__left"></div>
              <div class="example-web__right">
                <div class="example-web__right-line"></div>
                <div class="example-web__right-line"></div>
                <div class="example-web__right-line"></div>
                <div class="example-web__right-line"></div>
                <div class="example-web__right-line"></div>
                <div class="example-web__right-line"></div>
              </div>
            </div>
            <div class="example example-both">
              <div class="example-both__half example-both__left">
                <div class="example-both__left-top"></div>
                <div class="example-both__left-mid"></div>
              </div>
              <div class="example-both__half example-both__right">
                <div class="example-both__right-top"></div>
                <div class="example-both__right-mid"></div>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
  </div>
</div>

css

*, *:before, *:after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  font-size: 62.5%;
  height: 100%;
}
@media (max-width: 768px) {
  html, body {
    font-size: 50%;
  }
}

body {
  background: #7B00FF;
}

.demo {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-left: -18rem;
  margin-top: -25rem;
  width: 36rem;
  height: 50rem;
  padding-top: 22rem;
  background: #FFFFFF;
  box-shadow: 0 0.5rem 5rem rgba(0, 0, 0, 0.4);
  font-family: "Open Sans", Helvetica, Arial, sans-serif;
}
.demo__content {
  position: relative;
  height: 100%;
}
.demo__heading {
  font-size: 2.2rem;
  line-height: 7rem;
  padding-left: 3rem;
  color: #313131;
}
.demo__elems {
  position: relative;
  height: 21rem;
}
.demo__elem {
  position: relative;
  height: 7rem;
  font-size: 1.8rem;
  line-height: 7rem;
  padding-left: 3rem;
  border-top: 1px solid #e7e7e7;
}
.demo__hover {
  z-index: 2;
  position: absolute;
  left: 0;
  width: 100%;
  height: 7rem;
  cursor: pointer;
}
.demo__hover-1 {
  top: 0;
}
.demo__hover-1:hover ~ .demo__highlighter {
  transform: translateY(0);
}
.demo__hover-1:hover ~ .demo__highlighter .demo__elems {
  transform: translateY(0);
}
.demo__hover-2 {
  top: 7rem;
}
.demo__hover-2:hover ~ .demo__highlighter {
  transform: translateY(7rem);
}
.demo__hover-2:hover ~ .demo__highlighter .demo__elems {
  transform: translateY(-7rem);
}
.demo__hover-2:hover ~ .demo__examples .example-adv__top,
.demo__hover-2:hover ~ .demo__examples .example-adv__mid,
.demo__hover-2:hover ~ .demo__examples .example-adv__line {
  transform: translateY(100%);
  opacity: 0;
  transition: transform 0.2s, opacity 0.2s;
}
.demo__hover-2:hover ~ .demo__examples .example-web__top,
.demo__hover-2:hover ~ .demo__examples .example-web__left {
  transform: scale(1);
  opacity: 1;
  transition: transform 0.4s 0.2s, opacity 0.4s 0.2s;
}
.demo__hover-2:hover ~ .demo__examples .example-web__right-line {
  transform: scale(1);
}
.demo__hover-2:hover ~ .demo__examples .example-web__right-line:nth-child(1) {
  transition: transform 0.4s 0s;
}
.demo__hover-2:hover ~ .demo__examples .example-web__right-line:nth-child(2) {
  transition: transform 0.4s 0.06s;
}
.demo__hover-2:hover ~ .demo__examples .example-web__right-line:nth-child(3) {
  transition: transform 0.4s 0.12s;
}
.demo__hover-2:hover ~ .demo__examples .example-web__right-line:nth-child(4) {
  transition: transform 0.4s 0.18s;
}
.demo__hover-2:hover ~ .demo__examples .example-web__right-line:nth-child(5) {
  transition: transform 0.4s 0.24s;
}
.demo__hover-2:hover ~ .demo__examples .example-web__right-line:nth-child(6) {
  transition: transform 0.4s 0.3s;
}
.demo__hover-3 {
  top: 14rem;
}
.demo__hover-3:hover ~ .demo__highlighter {
  transform: translateY(14rem);
}
.demo__hover-3:hover ~ .demo__highlighter .demo__elems {
  transform: translateY(-14rem);
}
.demo__hover-3:hover ~ .demo__examples .example-adv__top,
.demo__hover-3:hover ~ .demo__examples .example-adv__mid,
.demo__hover-3:hover ~ .demo__examples .example-adv__line {
  transform: translateY(100%);
  opacity: 0;
  transition: transform 0.2s, opacity 0.2s;
}
.demo__hover-3:hover ~ .demo__examples .example-both {
  background: #39A5F7;
  transition: background-color 0.4s 0.2s;
}
.demo__hover-3:hover ~ .demo__examples .example-both__half {
  opacity: 1;
  transform: scale(1);
  transition: transform 0.4s 0.2s, opacity 0.4s 0.2s;
}
.demo__highlighter {
  z-index: 1;
  position: absolute;
  top: 0;
  left: -1rem;
  width: 38rem;
  height: 7rem;
  background: #39A5F7;
  overflow: hidden;
  box-shadow: 0 0.3rem 0.2rem rgba(0, 0, 0, 0.3);
  transition: transform 0.5s cubic-bezier(0.59, 0.04, 0.3, 1.43);
}
.demo__highlighter .demo__elems {
  position: absolute;
  top: 0;
  left: 1rem;
  transition: transform 0.5s cubic-bezier(0.59, 0.04, 0.3, 1.43);
}
.demo__highlighter .demo__elem {
  color: #fff;
  border: none;
}
.demo__examples {
  position: absolute;
  top: -29rem;
  left: 0;
  width: 100%;
  height: 22rem;
  padding: 5.5rem 7rem 0 7rem;
}
.demo__examples-nb {
  position: relative;
  height: 13.5rem;
  padding: 0 1.5rem;
  border-bottom: 1rem solid #424242;
}

.nb-inner {
  position: relative;
  width: 100%;
  height: 12.5rem;
  border: 0.7rem solid #424242;
  overflow: hidden;
}

.example {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.example-adv__top {
  height: 2rem;
  background: #EFEFEF;
  padding: 0.5rem 2rem;
  margin-bottom: 2rem;
  transition: transform 0.4s 0.2s, opacity 0.4s 0.2s;
}
.example-adv__top-search {
  position: relative;
  height: 100%;
  background: #fff;
}
.example-adv__top-search:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 2.5rem;
  height: 100%;
  background: #02ADF6;
}
.example-adv__mid {
  position: relative;
  width: 13.6rem;
  height: 3.5rem;
  background: #FFF7BD;
  margin: 0 auto 0.7rem;
  transition: transform 0.4s 0.2s, opacity 0.4s 0.2s;
}
.example-adv__mid:before, .example-adv__mid:after {
  content: "";
  position: absolute;
  left: 1rem;
  height: 0.7rem;
}
.example-adv__mid:before {
  top: 0.6rem;
  width: 9rem;
  background: #02ADF6;
}
.example-adv__mid:after {
  bottom: 0.6rem;
  width: 11.6rem;
  background: #fff;
}
.example-adv__line {
  height: 0.5rem;
  background: #EFEFEF;
  width: 6.8rem;
  margin-left: 2rem;
  margin-bottom: 0.7rem;
  transition: transform 0.4s 0.2s, opacity 0.4s 0.2s;
}
.example-adv__line.long {
  width: 13.6rem;
}
.example-web {
  padding: 1.5rem 2rem 0;
  font-size: 0;
}
.example-web__top {
  background: #EF4239;
  width: 100%;
  height: 1.5rem;
  margin-bottom: 0.5rem;
  transition: transform 0.2s;
  transform: translateY(-5rem);
}
.example-web__left {
  display: inline-block;
  width: 6.5rem;
  height: 7rem;
  background: #C6C6C6;
  margin-right: 0.6rem;
  transition: transform 0.2s, opacity 0.2s;
  transform: scale(0.7);
  opacity: 0;
}
.example-web__right {
  display: inline-block;
  width: 6.5rem;
  height: 7rem;
}
.example-web__right-line {
  width: 100%;
  height: 0.8rem;
  background: #EFEFEF;
  margin-bottom: 0.4rem;
  transform: translateX(10rem);
}
.example-web__right-line:nth-child(1) {
  transition: transform 0s 0s;
}
.example-web__right-line:nth-child(2) {
  transition: transform 0s 0.04s;
}
.example-web__right-line:nth-child(3) {
  transition: transform 0s 0.08s;
}
.example-web__right-line:nth-child(4) {
  transition: transform 0s 0.12s;
}
.example-web__right-line:nth-child(5) {
  transition: transform 0s 0.16s;
}
.example-web__right-line:nth-child(6) {
  transition: transform 0s 0.2s;
}
.example-both {
  padding: 1rem 1rem;
  font-size: 0;
  transition: background-color 0.2s;
}
.example-both__half {
  position: relative;
  display: inline-block;
  width: 7.2rem;
  height: 100%;
  padding: 0.5rem;
  background: #fff;
  transition: transform 0.2s, opacity 0.2s;
  transform: scale(0.8);
  opacity: 0;
}
.example-both__left {
  margin-right: 1.2rem;
  padding-top: 3rem;
}
.example-both__left-top {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background: #EFEFEF;
  height: 2.4rem;
  padding: 0.6rem 0.5rem;
}
.example-both__left-top:before {
  content: "";
  display: inline-block;
  width: 70%;
  height: 100%;
  background: #fff;
}
.example-both__left-top:after {
  content: "";
  display: inline-block;
  width: 30%;
  height: 100%;
  background: #02ADF6;
}
.example-both__left-mid {
  height: 3.5rem;
  background: #FFF7BD;
  margin-bottom: 0.4rem;
}
.example-both__left:before, .example-both__left:after {
  content: "";
  display: block;
  width: 6.2rem;
  height: 0.7rem;
  background: #EFEFEF;
}
.example-both__left:before {
  position: absolute;
  bottom: 0.5rem;
  left: 0.5rem;
}
.example-both__left:after {
  width: 3.6rem;
}
.example-both__right-top {
  width: 100%;
  height: 1.5rem;
  background: #EF4239;
  margin-bottom: 0.5rem;
}
.example-both__right-mid {
  width: 100%;
  height: 4rem;
  background: #C6C6C6;
  margin-bottom: 0.4rem;
}
.example-both__right:before, .example-both__right:after {
  content: "";
  display: block;
  width: 6.2rem;
  height: 0.7rem;
  background: #EFEFEF;
}
.example-both__right:before {
  position: absolute;
  bottom: 0.5rem;
  left: 0.5rem;
}

.check-out {
  position: absolute;
  bottom: 0.5rem;
  right: 0.5rem;
  font-size: 1.5rem;
  color: #fff;
  font-family: "Open Sans", Helvetica, Arial, sans-serif;
}
.check-out a {
  color: #4DDBFC;
}

JavaScript

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