超萌！HTMLCSS：打造趣味动画卡通 dog

这段HTML与CSS代码实现了一个超萌的动画卡通dog。
在这里插入图片描述

HTML

<div class="dog">
  <div class="dog-body">
      <div class="dog-tail">
          <div class="dog-tail">
              <div class="dog-tail">
                  <div class="dog-tail">
                      <div class="dog-tail">
                          <div class="dog-tail">
                              <div class="dog-tail">
                                  <div class="dog-tail"></div>
                              </div>
                          </div>
                      </div>
                  </div>
              </div>
          </div>
      </div>
  </div>
  <div class="dog-torso"></div>
  <div class="dog-head">
      <div class="dog-ears">
          <div class="dog-ear"></div>
          <div class="dog-ear"></div>
      </div>
      <div class="dog-eyes">
          <div class="dog-eye"></div>
          <div class="dog-eye"></div>
      </div>
      <div class="dog-muzzle">
          <div class="dog-tongue"></div>
      </div>
  </div>
</div>
<div class="ball" tabindex="0"></div>

CSS

.ball {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    margin-top: 4rem;
    z-index: 0;
}

.ball:after {
    content: "";
    position: absolute;
    display: block;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    border-radius: 50%;
    box-shadow: inset 0 -8px 0 0 rgba(0, 0, 0, 0.2);
    background: #6e64f0;
    z-index: 1;
}

.ball:focus {
    outline: none;
}

.ball:focus:after {
    -webkit-animation: bounce 400ms infinite alternate;
    animation: bounce 400ms infinite alternate;
}

@-webkit-keyframes bounce {
    from {
        transform: scale(2);
        -webkit-animation-timing-function: ease-in;
        animation-timing-function: ease-in;
    }

    to {
        transform: scale(0.8);
        -webkit-animation-timing-function: cubic-bezier(0, 0, 0, 1);
        animation-timing-function: cubic-bezier(0, 0, 0, 1);
    }
}

@keyframes bounce {
    from {
        transform: scale(2);
        -webkit-animation-timing-function: ease-in;
        animation-timing-function: ease-in;
    }

    to {
        transform: scale(0.8);
        -webkit-animation-timing-function: cubic-bezier(0, 0, 0, 1);
        animation-timing-function: cubic-bezier(0, 0, 0, 1);
    }
}

@-webkit-keyframes bounce-shadow {
    from {
        transform: scale(2.5, 2.6) translateY(-50%);
        -webkit-animation-timing-function: ease-in;
        animation-timing-function: ease-in;
    }

    to {
        transform: scale(0.5) translateY(0);
        -webkit-animation-timing-function: cubic-bezier(0, 0, 0, 1);
        animation-timing-function: cubic-bezier(0, 0, 0, 1);
    }
}

@keyframes bounce-shadow {
    from {
        transform: scale(2.5, 2.6) translateY(-50%);
        -webkit-animation-timing-function: ease-in;
        animation-timing-function: ease-in;
    }

    to {
        transform: scale(0.5) translateY(0);
        -webkit-animation-timing-function: cubic-bezier(0, 0, 0, 1);
        animation-timing-function: cubic-bezier(0, 0, 0, 1);
    }
}

.ball:focus:before {
    content: "";
    position: absolute;
    display: block;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.05);
    -webkit-animation: bounce-shadow 400ms infinite alternate;
    animation: bounce-shadow 400ms infinite alternate;
    z-index: -10;
}

.dog {
    width: 100px;
    height: 100px;
    z-index: 1;
}

.dog:before {
    content: "";
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.03);
    transform: translateY(-30%) scale(1.5);
}

.dog * {
    position: absolute;
}

.dog-body {
    top: -50%;
    -webkit-animation: dog-body 200ms ease-in-out infinite alternate;
    animation: dog-body 200ms ease-in-out infinite alternate;
}

.dog-body:before {
    content: "";
    position: absolute;
    bottom: 90%;
    right: 50%;
    width: 90%;
    height: 90%;
    border-top-left-radius: 100%;
    border-bottom-left-radius: 10%;
    border-top-right-radius: 10%;
    background: rgba(255, 255, 255, 0.4);
    transform-origin: right bottom;
    -webkit-animation: dog-tail-blur 200ms 33.3333333333ms ease-in-out infinite alternate both;
    animation: dog-tail-blur 200ms 33.3333333333ms ease-in-out infinite alternate both;
}

@-webkit-keyframes dog-tail-blur {
    from {
        transform: rotate(0);
        opacity: 0;
    }

    50% {
        opacity: 1;
    }

    to {
        transform: rotate(90deg);
        opacity: 0;
    }
}

@keyframes dog-tail-blur {
    from {
        transform: rotate(0);
        opacity: 0;
    }

    50% {
        opacity: 1;
    }

    to {
        transform: rotate(90deg);
        opacity: 0;
    }
}

@-webkit-keyframes dog-body {
    from {
        transform: translateX(-10%);
    }

    to {
        transform: translateX(10%);
    }
}

@keyframes dog-body {
    from {
        transform: translateX(-10%);
    }

    to {
        transform: translateX(10%);
    }
}

.dog-head {
    -webkit-animation: dog-head 1800ms cubic-bezier(0.11, 0.79, 0, 0.99) infinite;
    animation: dog-head 1800ms cubic-bezier(0.11, 0.79, 0, 0.99) infinite;
}

@-webkit-keyframes dog-head {

    from,
    to {
        transform: rotate(45deg);
    }

    33.3% {
        transform: rotate(-45deg);
    }

    66.6% {
        transform: rotate(0);
    }
}

@keyframes dog-head {

    from,
    to {
        transform: rotate(45deg);
    }

    33.3% {
        transform: rotate(-45deg);
    }

    66.6% {
        transform: rotate(0);
    }
}

.dog-torso {
    top: -20%;
    animation: dog-torso 200ms ease-in-out infinite alternate-reverse;
}

@-webkit-keyframes dog-torso {
    from {
        transform: translateX(-5%);
    }

    to {
        transform: translateX(5%);
    }
}

@keyframes dog-torso {
    from {
        transform: translateX(-5%);
    }

    to {
        transform: translateX(5%);
    }
}

.dog-eyes {
    width: 60%;
    top: 55%;
    left: 20%;
    z-index: 1;
}

.dog-eyes:before {
    content: "";
    display: block;
    height: 40px;
    width: 40px;
    border-radius: 40px;
    position: absolute;
    background: orange;
    top: -10px;
    left: -10px;
    z-index: 0;
    border: 4px solid white;
    border-left-width: 0;
    border-bottom-width: 0;
    border-top-width: 0;
    transform: rotate(-45deg);
}

.dog-eye {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #000;
    z-index: 1;
    -webkit-animation: dog-eye 1800ms infinite;
    animation: dog-eye 1800ms infinite;
}

@-webkit-keyframes dog-eye {

    from,
    to {
        -webkit-animation-timing-function: step-end;
        animation-timing-function: step-end;
        opacity: 1;
    }

    50%,
    55% {
        -webkit-animation-timing-function: step-start;
        animation-timing-function: step-start;
        opacity: 0;
    }
}

@keyframes dog-eye {

    from,
    to {
        -webkit-animation-timing-function: step-end;
        animation-timing-function: step-end;
        opacity: 1;
    }

    50%,
    55% {
        -webkit-animation-timing-function: step-start;
        animation-timing-function: step-start;
        opacity: 0;
    }
}

.dog-eye:first-child {
    left: 0;
}

.dog-eye:last-child {
    right: 0;
}

.dog-muzzle {
    width: 60%;
    left: 20%;
    height: 50%;
    border-bottom-left-radius: 100%;
    border-bottom-right-radius: 100%;
    background: white;
    bottom: -15%;
}

.dog-muzzle:before,
.dog-muzzle:after {
    content: "";
    display: block;
    position: absolute;
}

.dog-muzzle:before {
    width: 6px;
    height: 20px;
    bottom: 0;
    left: calc(50% - 3px);
    background: #eaebec;
}

.dog-muzzle:after {
    background: black;
    width: 20px;
    height: 15px;
    bottom: 12px;
    left: calc(50% - 10px);
    border-bottom-left-radius: 60% 60%;
    border-bottom-right-radius: 60% 60%;
    border-top-left-radius: 50% 40%;
    border-top-right-radius: 50% 40%;
}

.dog-tongue {
    width: 40px;
    height: 100%;
    left: calc(50% - 20px);
    z-index: -1;
    transform-origin: center top;
    -webkit-animation: dog-tongue 1800ms -50ms ease-in-out infinite;
    animation: dog-tongue 1800ms -50ms ease-in-out infinite;
}

@-webkit-keyframes dog-tongue {

    from,
    to {
        transform: rotate(0);
    }

    16.6666666667% {
        transform: rotate(30deg);
    }

    33.3333333333%,
    66.6666666667% {
        transform: rotate(0);
    }

    50%,
    83.3333333333% {
        transform: rotate(-20deg);
    }
}

@keyframes dog-tongue {

    from,
    to {
        transform: rotate(0);
    }

    16.6666666667% {
        transform: rotate(30deg);
    }

    33.3333333333%,
    66.6666666667% {
        transform: rotate(0);
    }

    50%,
    83.3333333333% {
        transform: rotate(-20deg);
    }
}

.dog-tongue:before {
    content: "";
    position: absolute;
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 40px;
    background: #fd3163;
    -webkit-animation: dog-tongue-inner 100ms ease-in-out infinite alternate;
    animation: dog-tongue-inner 100ms ease-in-out infinite alternate;
}

@-webkit-keyframes dog-tongue-inner {
    from {
        transform: translateY(5%);
    }

    to {
        transform: translateY(22%);
    }
}

@keyframes dog-tongue-inner {
    from {
        transform: translateY(5%);
    }

    to {
        transform: translateY(22%);
    }
}

.dog-ears {
    width: 40%;
    top: 25%;
    left: 30%;
    -webkit-animation: dog-ears 1800ms 100ms ease infinite;
    animation: dog-ears 1800ms 100ms ease infinite;
}

@-webkit-keyframes dog-ears {

    42.3%,
    71.6% {
        transform: rotate(-5deg);
    }

    50.3%,
    79.6% {
        transform: rotate(5deg);
    }

    5% {
        transform: rotate(5deg);
    }

    12% {
        transform: rotate(-5%);
    }

    from,
    33.3%,
    66%,
    to {
        transform: rotate(0);
    }
}

@keyframes dog-ears {

    42.3%,
    71.6% {
        transform: rotate(-5deg);
    }

    50.3%,
    79.6% {
        transform: rotate(5deg);
    }

    5% {
        transform: rotate(5deg);
    }

    12% {
        transform: rotate(-5%);
    }

    from,
    33.3%,
    66%,
    to {
        transform: rotate(0);
    }
}

.dog-ear {
    bottom: -10px;
    height: 50px;
    width: 50px;
    background: #eaebec;
    -webkit-animation-duration: 400ms;
    animation-duration: 400ms;
    -webkit-animation-direction: alternate;
    animation-direction: alternate;
    -webkit-animation-timing-function: ease-in-out;
    animation-timing-function: ease-in-out;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
    -webkit-animation-iteration-count: infinite;
    animation-iteration-count: infinite;
}

.dog-ear:first-child {
    border-bottom-left-radius: 80%;
    border-top-right-radius: 80%;
    right: 100%;
    box-shadow: inset -15px 15px 0 1px white;
    transform-origin: right bottom;
    transform: rotate(10deg);
}

.dog-ear:last-child {
    border-top-left-radius: 80%;
    border-bottom-right-radius: 80%;
    left: 100%;
    box-shadow: inset 15px 15px 0 0 white;
    transform-origin: left bottom;
    transform: rotate(-10deg);
}

.dog-tail {
    width: 22px;
    height: 24.2px;
    background: white;
    bottom: 40%;
    border-radius: 11px;
    left: calc(50% - 11px);
    transform-origin: center bottom;
}

.dog-tail .dog-tail {
    -webkit-animation: dog-tail-segment 200ms ease-in-out infinite alternate;
    animation: dog-tail-segment 200ms ease-in-out infinite alternate;
}

@-webkit-keyframes dog-tail-segment {
    from {
        transform: rotate(-10deg);
    }

    to {
        transform: rotate(10deg);
    }
}

@keyframes dog-tail-segment {
    from {
        transform: rotate(-10deg);
    }

    to {
        transform: rotate(10deg);
    }
}

.dog-body>.dog-tail {
    bottom: 90%;
    -webkit-animation: dog-tail 200ms ease-in-out infinite alternate;
    animation: dog-tail 200ms ease-in-out infinite alternate;
}

@-webkit-keyframes dog-tail {
    from {
        transform: rotate(-45deg);
    }

    to {
        transform: rotate(45deg);
    }
}

@keyframes dog-tail {
    from {
        transform: rotate(-45deg);
    }

    to {
        transform: rotate(45deg);
    }
}

.dog-body,
.dog-torso,
.dog-head {
    border-radius: 50%;
    background: white;
    position: absolute;
    height: 100%;
    width: 100%;
}

.dog-body,
.dog-torso {
    box-shadow: inset 0 -15px 0 0 #eaebec;
}

body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

html,
body {
    background: #f7d6ff;
    background-image: linear-gradient(to bottom right, #91defe, #99c0f9, #bdb6ec, #d7b3e3, #efb3d5, #f9bccc);
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
}

*,
*:before,
*:after {
    box-sizing: border-box;
    position: relative;
}