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七夕来袭！是时候展现专属于程序员的浪漫了！你打算怎么给心爱的人表达爱意？鲜花礼物？代码表白？还是创意DIY？或者…无论那种形式，快来秀我们一脸吧！ 

效果 

 html代码

<div class="valentines-day">
    <div class="envelope"></div>
    <div class="heart"></div>
    <div class="text">HAPPY 520 DAY!</div>
    <div class="front"></div>
    <div class="text2">- hover over the envelope - </div>
</div>

css代码

body {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background-color: #f1e3d3;
    overflow: hidden;
}

.valentines-day {
    position: relative;
    cursor: pointer;
}

.envelope {
    position: relative;
    filter: drop-shadow(0 0 25px rgba(0,0,0,.3));
}

.envelope:before {
    content:"";
    position: absolute;
    width:254px;
    height:254px;
    background-color: #ff9494;
    transform: rotate(-45deg);
    border-radius: 0 15px 0 0;
    left:-37px;
    top:-82px;
}

.envelope:after {
    content:"";
    position: absolute;
    background-color: #ff9494;
    width:360px;
    height:225px;
    left:-90px;
    top:45px;
}

.heart {
    position: relative;
    background-color: #e01911;
    display: inline-block;
    height: 180px;
    top:50px;
    left:0;
    transform: rotate(-45deg);
    width:180px;
    filter: drop-shadow(0 -10px 25px rgba(0,0,0,.3));
    transition: .5s;
}

.heart:before, .heart:after {
    content:"";
    background-color: #e01911;
    border-radius:50%;
    height: 180px;
    width: 180px;
    position: absolute;
}

.heart:before {
    top:-100px;
    left:0;}

.heart:after {
    left:100px;
    top:0;}

.front {
    position: absolute;
    width:0;
    height:0;
    border-right: 190px solid #fbd2d2;
    border-top: 113px solid transparent;
    border-bottom: 113px solid transparent;
    top:44px;
    left:80px;
    z-index:4;
}

.front:before {
    content:"";
    position: absolute;
    width:0;
    height:0;
    border-left: 190px solid #fbd2d2;
    border-top: 113px solid transparent;
    border-bottom: 113px solid transparent;
    top:-113px;
    left:-170px;
}

.front:after {
    width:0;
    height:0;
    position: absolute;
    content:"";
    border-bottom: 150px solid #fce7e9;
    border-right:180px solid transparent;
    border-left: 180px solid transparent;
    top:-36px;
    left:-170px;
}

.text {
    position: absolute;
    font-family: arial;
    letter-spacing:5px;
    text-align: center;
    color: white;
    z-index:2;
    top:80px;
    left:15px;
    transition: .5s;
}

.valentines-day:hover .heart {
    transform: translateY(-50px) rotate(-45deg);
}

.valentines-day:hover .text {
    transform: translateY(-50px);
}

.text2 {
    position: absolute;
    top:275px;
    color: white;
    font-family: brush script mt;
    text-align: center;
    width:195px;
    font-size:20px;
}

---

效果

html代码

<h2>Have Dinner with Me<br/> On Friday?</h2>
<div id="heart">
</div>

<div class="glass-wrapper">
    <div class="top">
        <div class="liquid">
            <div class="shadow">
            </div>
        </div>
        <div class="shadow2"></div>
    </div>
    <div class="stand"></div>
    <div class="bottom"></div>
    <div class="heart h1"></div>
    <div class="heart h2"></div>
    <div class="heart h3"></div>
    <div class="heart h4"></div>
    <div class="heart h5"></div>
    <div class="heart h6"></div>
</div>

 css代码

body {
  background-color: #fe9cd1;
  font-family: 'Dancing Script', cursive; }

h2 {
  text-align: center;
  margin-top: 40px;
  font-size: 50px;
  color: #333; }

#heart {
  position: absolute;
  left: calc(50% - 200px);
  top: calc(50% - 180px);
  width: 400px;
  height: 360px;
  opacity: 0.2; }

#heart:before,
#heart:after {
  position: absolute;
  content: "";
  left: 200px;
  top: 0;
  width: 200px;
  height: 360px;
  background: red;
  -moz-border-radius: 100px 1000px 0 0;
  border-radius: 100px 100px 0 0;
  -webkit-transform: rotate(-45deg);
  -moz-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  -o-transform: rotate(-45deg);
  transform: rotate(-45deg);
  -webkit-transform-origin: 0 100%;
  -moz-transform-origin: 0 100%;
  -ms-transform-origin: 0 100%;
  -o-transform-origin: 0 100%;
  transform-origin: 0 100%; }

#heart:after {
  left: 0;
  -webkit-transform: rotate(45deg);
  -moz-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  -o-transform: rotate(45deg);
  transform: rotate(45deg);
  -webkit-transform-origin: 100% 100%;
  -moz-transform-origin: 100% 100%;
  -ms-transform-origin: 100% 100%;
  -o-transform-origin: 100% 100%;
  transform-origin: 100% 100%; }

.glass-wrapper {
  position: absolute;
  left: calc(50% - 150px);
  top: calc(50% - 230px);
  width: 300px;
  height: 500px;
  cursor: pointer; }
  .glass-wrapper:hover {
    animation: shake 1.3s ease; }

.top {
  position: absolute;
  left: 70px;
  top: 80px;
  width: 150px;
  height: 250px;
  overflow: hidden;
  border: 5px solid #333;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
  border-bottom-left-radius: 60%;
  border-bottom-right-radius: 60%;
  z-index: 2; }
  .top .liquid {
    position: absolute;
    bottom: 0;
    width: 150px;
    height: 150px;
    background-color: #c0392b; }
    .top .liquid .shadow {
      position: absolute;
      bottom: -100px;
      right: -100px;
      width: 300px;
      height: 300px;
      background-color: transparent;
      border-bottom-left-radius: 50%;
      border-bottom-right-radius: 50%;
      border: 100px solid rgba(0, 0, 0, 0.2); }
  .top .shadow2 {
    position: absolute;
    left: 20px;
    top: 10px;
    width: 10px;
    height: 160px;
    background-color: rgba(255, 255, 255, 0.3);
    border-bottom-left-radius: 100%; }

.stand {
  position: absolute;
  left: 142px;
  top: 338px;
  width: 5px;
  height: 100px;
  border: 5px solid #333;
  border-top-width: 2px;
  border-bottom: 0;
  background-color: rgba(255, 255, 255, 0.3); }

.bottom {
  position: absolute;
  left: 90px;
  top: 438px;
  width: 110px;
  height: 5px;
  border: 5px solid #333;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
  background-color: rgba(255, 255, 255, 0.3); }

.heart {
  position: absolute;
  width: 100px;
  height: 90px;
  top: 200px; }
  .heart.h1 {
    left: 120px;
    animation: transition-up 5s ease-in-out 1s infinite; }
  .heart.h2 {
    left: 150px;
    animation: transition-up 5s ease-in-out infinite; }
  .heart.h3 {
    animation: transition-up 5s ease-in-out 2s infinite;
    left: 90px; }
  .heart.h4 {
    animation: transition-up 5s ease-in-out 3s infinite;
    left: 115px; }
  .heart.h5 {
    animation: transition-up 5s ease-in-out 4s infinite;
    left: 135px; }
  .heart.h6 {
    animation: transition-up 5s ease-in-out 3.5s infinite;
    left: 140px; }
  .heart:before, .heart:after {
    position: absolute;
    content: "";
    left: 25px;
    top: 0;
    width: 25px;
    height: 40px;
    background: #c0392b;
    -moz-border-radius: 50px 50px 0 0;
    border-radius: 50px 50px 0 0;
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    transform: rotate(-45deg);
    -webkit-transform-origin: 0 100%;
    -moz-transform-origin: 0 100%;
    -ms-transform-origin: 0 100%;
    -o-transform-origin: 0 100%;
    transform-origin: 0 100%; }
  .heart:after {
    left: 0;
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    transform: rotate(45deg);
    -webkit-transform-origin: 100% 100%;
    -moz-transform-origin: 100% 100%;
    -ms-transform-origin: 100% 100%;
    -o-transform-origin: 100% 100%;
    transform-origin: 100% 100%; }

@keyframes transition-up {
  0% {
    transform: translate3d(20px, 0, 0); }
  20% {
    transform: translate3d(-20px, 0, 0); }
  40% {
    transform: translate3d(20px, 0, 0); }
  60% {
    opacity: 1;
    transform: translate3d(-20px, 0, 0); }
  80% {
    transform: translate3d(10px, 0, 0); }
  100% {
    opacity: 0;
    top: 10px;
    transform: translate3d(-10px, 0, 0); } }
@keyframes shake {
  0% {
    transform: rotate(0); }
  25% {
    transform: rotate(10deg); }
  50% {
    transform: rotate(-10deg); }
  75% {
    transform: rotate(5deg); }
  100% {
    transform: rotate(0deg); } }

/*# sourceMappingURL=index.css.map */