设置浏览器滚动条颜色
::-webkit-scrollbar-track-piece{width:8px;background-color:#0b0c11}::-webkit-scrollbar{width:8px;background-color:#e71822}::-webkit-scrollbar-thumb{width:8px;background-color:#e71822}::-webkit-scrollbar-thumb:hover{width:8px;background-color:#3d3d3d}
好看的阴影
box-shadow: 0 1px 6px 0 rgba(32,33,36,0.28);box-shadow: rgba(0, 0, 0, 0.06) 0px 2px 5px 0px;  // box 阴影box-shadow: rgba(0, 0, 0, 0.06) 0px 1px 1px 0px; // 按钮边框
好看的字体
font-family: Crimson Text, Georgia, serif;
设置input[placeholder]的样式
::-webkit-input-placeholder { /* Chrome/Opera/Safari */     color: #999999;}::-moz-placeholder { /* Firefox 19+ */      color: #999999;}:-ms-input-placeholder { /* IE 10+ */     color: #999999;}:-moz-placeholder { /* Firefox 18- */     color: #999999;}
去除input[type=date]的默认样式
input[type="date"]::-webkit-calendar-picker-indicator {    display: none;}input[type="date"]::-webkit-clear-button{    display:none;}input[type="time"], input[type="date"] {    border: none;    appearance:none;    -moz-appearance:none;    -webkit-appearance:none;    background: none;}input[type="time"]::-ms-expand, input[type="date"]::-ms-expand{     display: none;}
好看的动态Button

body {      display: flex;      height: 100vh;      justify-content: center;      align-items: center;      background: #eceffc;  }  .btn {      --hue: 190;      --btn-bg-color: hsl(var(--hue), 100%, 50%);      --btn-bg-color-darker: hsl(var(--hue), 100%, 45%);      position: relative;      padding: 0.75rem 1.5rem;      margin: 1rem;      font-size: 1rem;      font-family: Lato, sans-serif;      line-height: 1.5;      color: white;      text-decoration: none;      background-color: var(--btn-bg-color);      border: 1px solid var(--btn-bg-color);      border-radius: 4px;      box-shadow: 0 0.1px 0.7px rgba(233, 30, 99, 0.141), 0 0.1px 1.7px rgba(233, 30, 99, 0.202), 0 0.3px 3.1px rgba(233, 30, 99, 0.25), 0 0.4px 5.6px rgba(233, 30, 99, 0.298), 0 0.8px 10.4px rgba(233, 30, 99, 0.359), 0 2px 25px rgba(233, 30, 99, 0.5);      outline: transparent;      overflow: hidden;      cursor: pointer;      user-select: none;      white-space: nowrap;      transition: 0.25s;  }  .btn-pink {      --hue: 330;  }  .btn-bubbles {      overflow: visible;      transition: transform ease-in 0.1s, background-color ease-in 0.1s, box-shadow ease-in 0.25s;  }  .btn-bubbles::before {      position: absolute;      content: "";      left: -2em;      right: -2em;      top: -2em;      bottom: -2em;      transition: ease-in-out 0.5s;      background-repeat: no-repeat;      background-image: radial-gradient(circle, transparent 20%, var(--btn-bg-color) 20%, transparent 30%), radial-gradient(circle, var(--btn-bg-color) 20%, transparent 20%), radial-gradient(circle, transparent 20%, var(--btn-bg-color) 20%, transparent 30%), radial-gradient(circle, transparent 20%, var(--btn-bg-color) 20%, transparent 30%), radial-gradient(circle, var(--btn-bg-color) 20%, transparent 20%), radial-gradient(circle, var(--btn-bg-color) 20%, transparent 20%), radial-gradient(circle, transparent 20%, var(--btn-bg-color) 20%, transparent 30%), radial-gradient(circle, var(--btn-bg-color) 20%, transparent 20%), radial-gradient(circle, transparent 20%, var(--btn-bg-color) 20%, transparent 30%), radial-gradient(circle, transparent 20%, var(--btn-bg-color) 20%, transparent 30%), radial-gradient(circle, transparent 20%, var(--btn-bg-color) 20%, transparent 30%), radial-gradient(circle, var(--btn-bg-color) 20%, transparent 20%), radial-gradient(circle, var(--btn-bg-color) 20%, transparent 20%), radial-gradient(circle, transparent 20%, var(--btn-bg-color) 20%, transparent 30%), radial-gradient(circle, transparent 20%, var(--btn-bg-color) 20%, transparent 30%), radial-gradient(circle, var(--btn-bg-color) 20%, transparent 20%);      background-size: 12% 16%, 14% 16%, 14% 15%, 15% 14%, 19% 11%, 13% 17%, 20% 17%, 16% 12%, 18% 13%, 13% 15%, 20% 17%, 14% 19%, 20% 19%, 11% 13%, 14% 19%, 12% 10%;      background-position: 18% 40%, 20% 31%, 30% 30%, 40% 30%, 50% 30%, 57% 30%, 65% 30%, 80% 32%, 15% 60%, 83% 60%, 18% 70%, 25% 70%, 41% 70%, 50% 70%, 64% 70%, 80% 71%;      animation: bubbles ease-in-out 0.75s forwards;  }  .btn-bubbles:active {      transform: scale(0.95);      background: var(--btn-bg-color-darker);  }  .btn-bubbles:active::before {      animation: none;      background-size: 0;  }  @keyframes bubbles {      0% {          background-position: 18% 40%, 20% 31%, 30% 30%, 40% 30%, 50% 30%, 57% 30%, 65% 30%, 80% 32%, 15% 60%, 83% 60%, 18% 70%, 25% 70%, 41% 70%, 50% 70%, 64% 70%, 80% 71%;      }      50% {          background-position: 10% 44%, 0% 20%, 15% 5%, 30% 0%, 42% 0%, 62% -2%, 75% 0%, 95% -2%, 0% 80%, 95% 55%, 7% 100%, 24% 100%, 41% 100%, 55% 95%, 68% 96%, 95% 100%;      }      100% {          background-position: 5% 44%, -5% 20%, 7% 5%, 23% 0%, 37% 0, 58% -2%, 80% 0%, 100% -2%, -5% 80%, 100% 55%, 2% 100%, 23% 100%, 42% 100%, 60% 95%, 70% 96%, 100% 100%;          background-size: 0% 0%;      }  }
<button class="btn btn-pink btn-bubbles">Click Me</button>
3D旋转图片预览

body {      display: -webkit-box;      display: flex;      -webkit-box-pack: center;      justify-content: center;      -webkit-box-align: center;      align-items: center;      height: 100vh;      background: black;  }  .scene {      width: 1000px;      display: -webkit-box;      display: flex;      -webkit-box-pack: justify;      justify-content: space-between;      -webkit-perspective: 800px;      perspective: 800px;  }  .scene .card {      position: relative;      width: 240px;      height: 300px;      color: white;      cursor: pointer;      -webkit-transition: 1s ease-in-out;      transition: 1s ease-in-out;      -webkit-transform-style: preserve-3d;      transform-style: preserve-3d;  }  .scene .card:hover {      -webkit-transform: rotateY(0.5turn);      transform: rotateY(0.5turn);  }  .scene .card .card__face {      position: absolute;      top: 0;      left: 0;      width: 100%;      height: 100%;      -webkit-backface-visibility: hidden;      backface-visibility: hidden;      -webkit-transition: 1s ease-in-out;      transition: 1s ease-in-out;      -webkit-box-reflect: below 0 linear-gradient(transparent, transparent, rgba(0, 0, 0, 0.4));  }  .scene .card .card__face img {      width: 240px;      height: 300px;      -o-object-fit: cover;      object-fit: cover;  }  .scene .card .card__face--back {      -webkit-transform: rotateY(0.5turn);      transform: rotateY(0.5turn);  }
<div class="scene">    <div class="card">        <div class="card__face card__face--front">            <img src="https://i.loli.net/2019/11/23/cnKl1Ykd5rZCVwm.jpg" />        </div>        <div class="card__face card__face--back">            <img src="https://i.loli.net/2019/11/16/cqyJiYlRwnTeHmj.jpg" />        </div>    </div>    <div class="card">        <div class="card__face card__face--front">            <img src="https://i.loli.net/2019/11/16/FLnzi5Kq4tkRZSm.jpg" />        </div>        <div class="card__face card__face--back">            <img src="https://i.loli.net/2019/10/18/buDT4YS6zUMfHst.jpg" />        </div>    </div>    <div class="card">        <div class="card__face card__face--front">            <img src="https://i.loli.net/2019/10/18/uXF1Kx7lzELB6wf.jpg" />        </div>        <div class="card__face card__face--back">            <img src="https://i.loli.net/2019/11/03/RtVq2wxQYySDb8L.jpg" />        </div>    </div></div>
兼容全面屏
@media only screen and (device-width: 375px) and (device-height: 812px) and (-webkit-device-pixel-ratio: 3), only screen and (device-width: 414px) and (device-height: 896px) and (-webkit-device-pixel-ratio: 3), only screen and (device-width: 414px) and (device-height: 896px) and (-webkit-device-pixel-ratio: 2)xxx {    padding-bottom: calc(env(safe-area-inset-bottom) - 16px)!important;}