CSS|16款效果满分的CSSbuttons样式

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16款效果炫酷的buttons合集

源代码

整体效果:

buttons-all.gif

总有符合自己审美的一款:

公共button样式:

.custom-btn {
    width: 130px;
    height: 40px;
    color: #fff;
    border-radius: 5px;
    padding: 10px 25px;
    font-family: 'Lato', sans-serif;
    font-weight: 500;
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    display: inline-block;
    box-shadow: inset 2px 2px 2px 0px rgba(255, 255, 255, .5),
    7px 7px 20px 0px rgba(0, 0, 0, .1),
    4px 4px 5px 0px rgba(0, 0, 0, .1);
    outline: none;
  }
  • 朴实无华的点击高亮效果

    效果图:

    buttons-1.gif

    代码:

    html: 
    <button class="custom-btn btn-1">click me</button>
    
    css:
    .btn-1 {
        background: rgb(6, 14, 131);
        background: linear-gradient(0deg, rgba(6, 14, 131, 1) 0%, rgba(12, 25, 180, 1) 100%);
        border: none;
      }
    
      .btn-1:hover {
        background: rgb(0, 3, 255);
        background: linear-gradient(0deg, rgba(0, 3, 255, 1) 0%, rgba(2, 126, 251, 1) 100%);
      }
    
  • 形象逼真的点击塌陷效果

    效果图:

    buttons-2.gif

    代码:

    html: 
    <button class="custom-btn btn-2">click me</button>
    
    css:
    .btn-2 {
        background: rgb(96, 9, 240);
        background: linear-gradient(0deg, rgba(96, 9, 240, 1) 0%, rgba(129, 5, 240, 1) 100%);
        border: none;
    
      }
    
      .btn-2:before {
        height: 0%;
        width: 2px;
      }
    
      .btn-2:hover {
        box-shadow: 4px 4px 6px 0 rgba(255, 255, 255, .5),
        -4px -4px 6px 0 rgba(116, 125, 136, .5),
        inset -4px -4px 6px 0 rgba(255, 255, 255, .2),
        inset 4px 4px 6px 0 rgba(0, 0, 0, .4);
      }
    
  • 治愈满满的边路游走效果

    效果图:

    buttons-3.gif

    代码:

    html: 
    <button class="custom-btn btn-3">click me</button>
    
    css:
    .btn-3 {
        background: rgb(0, 172, 238);
        background: linear-gradient(0deg, rgba(0, 172, 238, 1) 0%, rgba(2, 126, 251, 1) 100%);
        width: 130px;
        height: 40px;
        line-height: 42px;
        padding: 0;
        border: none;
    
      }
    
      .btn-3 span {
        position: relative;
        display: block;
        width: 100%;
        height: 100%;
      }
    
      .btn-3:before,
      .btn-3:after {
        position: absolute;
        content: "";
        right: 0;
        top: 0;
        background: rgba(2, 126, 251, 1);
        transition: all 0.3s ease;
      }
    
      .btn-3:before {
        height: 0%;
        width: 2px;
      }
    
      .btn-3:after {
        width: 0%;
        height: 2px;
      }
    
      .btn-3:hover {
        background: transparent;
        box-shadow: none;
      }
    
      .btn-3:hover:before {
        height: 100%;
      }
    
      .btn-3:hover:after {
        width: 100%;
      }
    
      .btn-3 span:hover {
        color: rgba(2, 126, 251, 1);
      }
    
      .btn-3 span:before,
      .btn-3 span:after {
        position: absolute;
        content: "";
        left: 0;
        bottom: 0;
        background: rgba(2, 126, 251, 1);
        transition: all 0.3s ease;
      }
    
      .btn-3 span:before {
        width: 2px;
        height: 0%;
      }
    
      .btn-3 span:after {
        width: 0%;
        height: 2px;
      }
    
      .btn-3 span:hover:before {
        height: 100%;
      }
    
      .btn-3 span:hover:after {
        width: 100%;
      }
    
  • 活灵活现的渐变反转效果

    效果图:

    buttons-4.gif

    代码:

    html: 
    <button class="custom-btn btn-4">click me</button>
    
    css:
    .btn-4 {
        background-color: #4dccc6;
        background-image: linear-gradient(315deg, #4dccc6 0%, #96e4df 74%);
        line-height: 42px;
        padding: 0;
        border: none;
      }
    
      .btn-4:hover {
        background-color: #89d8d3;
        background-image: linear-gradient(315deg, #89d8d3 0%, #03c8a8 74%);
      }
    
      .btn-4 span {
        position: relative;
        display: block;
        width: 100%;
        height: 100%;
      }
    
      .btn-4:before,
      .btn-4:after {
        position: absolute;
        content: "";
        right: 0;
        top: 0;
        box-shadow: 4px 4px 6px 0 rgba(255, 255, 255, .9),
        -4px -4px 6px 0 rgba(116, 125, 136, .2),
        inset -4px -4px 6px 0 rgba(255, 255, 255, .9),
        inset 4px 4px 6px 0 rgba(116, 125, 136, .3);
        transition: all 0.3s ease;
      }
    
      .btn-4:before {
        height: 0%;
        width: .1px;
      }
    
      .btn-4:after {
        width: 0%;
        height: .1px;
      }
    
      .btn-4:hover:before {
        height: 100%;
      }
    
      .btn-4:hover:after {
        width: 100%;
      }
    
      .btn-4 span:before,
      .btn-4 span:after {
        position: absolute;
        content: "";
        left: 0;
        bottom: 0;
        box-shadow: 4px 4px 6px 0 rgba(255, 255, 255, .9),
        -4px -4px 6px 0 rgba(116, 125, 136, .2),
        inset -4px -4px 6px 0 rgba(255, 255, 255, .9),
        inset 4px 4px 6px 0 rgba(116, 125, 136, .3);
        transition: all 0.3s ease;
      }
    
      .btn-4 span:before {
        width: .1px;
        height: 0%;
      }
    
      .btn-4 span:after {
        width: 0%;
        height: .1px;
      }
    
      .btn-4 span:hover:before {
        height: 100%;
      }
    
      .btn-4 span:hover:after {
        width: 100%;
      }
    
  • 永不相交的双平行线效果

    效果图:

    buttons-5.gif

    代码:

    html: 
    <button class="custom-btn btn-5">click me</button>
    
    css:
    .btn-5 {
        width: 130px;
        height: 40px;
        line-height: 42px;
        padding: 0;
        border: none;
        background: rgb(255, 27, 0);
        background: linear-gradient(0deg, rgba(255, 27, 0, 1) 0%, rgba(251, 75, 2, 1) 100%);
      }
    
      .btn-5:hover {
        color: #f0094a;
        background: transparent;
        box-shadow: none;
      }
    
      .btn-5:before,
      .btn-5:after {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        height: 2px;
        width: 0;
        background: #f0094a;
        box-shadow: -1px -1px 5px 0px #fff,
        7px 7px 20px 0px #0003,
        4px 4px 5px 0px #0002;
        transition: 400ms ease all;
      }
    
      .btn-5:after {
        right: inherit;
        top: inherit;
        left: 0;
        bottom: 0;
      }
    
      .btn-5:hover:before,
      .btn-5:hover:after {
        width: 100%;
        transition: 800ms ease all;
      }
    
  • 现实魔幻主义色彩的效果

    效果图:

    buttons-6.gif

    代码:

    html: 
    <button class="custom-btn btn-6">click me</button>
    
    css:
    .btn-6 {
        background: rgb(247, 150, 192);
        background: radial-gradient(circle, rgba(247, 150, 192, 1) 0%, rgba(118, 174, 241, 1) 100%);
        line-height: 42px;
        padding: 0;
        border: none;
      }
    
      .btn-6 span {
        position: relative;
        display: block;
        width: 100%;
        height: 100%;
      }
    
      .btn-6:before,
      .btn-6:after {
        position: absolute;
        content: "";
        height: 0%;
        width: 1px;
        box-shadow: -1px -1px 20px 0px rgba(255, 255, 255, 1),
        -4px -4px 5px 0px rgba(255, 255, 255, 1),
        7px 7px 20px 0px rgba(0, 0, 0, .4),
        4px 4px 5px 0px rgba(0, 0, 0, .3);
      }
    
      .btn-6:before {
        right: 0;
        top: 0;
        transition: all 500ms ease;
      }
    
      .btn-6:after {
        left: 0;
        bottom: 0;
        transition: all 500ms ease;
      }
    
      .btn-6:hover {
        background: transparent;
        color: #76aef1;
        box-shadow: none;
      }
    
      .btn-6:hover:before {
        transition: all 500ms ease;
        height: 100%;
      }
    
      .btn-6:hover:after {
        transition: all 500ms ease;
        height: 100%;
      }
    
      .btn-6 span:before,
      .btn-6 span:after {
        position: absolute;
        content: "";
        box-shadow: -1px -1px 20px 0px rgba(255, 255, 255, 1),
        -4px -4px 5px 0px rgba(255, 255, 255, 1),
        7px 7px 20px 0px rgba(0, 0, 0, .4),
        4px 4px 5px 0px rgba(0, 0, 0, .3);
      }
    
      .btn-6 span:before {
        left: 0;
        top: 0;
        width: 0%;
        height: .5px;
        transition: all 500ms ease;
      }
    
      .btn-6 span:after {
        right: 0;
        bottom: 0;
        width: 0%;
        height: .5px;
        transition: all 500ms ease;
      }
    
      .btn-6 span:hover:before {
        width: 100%;
      }
    
      .btn-6 span:hover:after {
        width: 100%;
      }
    
  • 治愈满满的边路游走效果(3D阴影版)

    效果图:

    buttons-7.gif

    代码:

    html: 
    <button class="custom-btn btn-7">click me</button>
    
    css:
    .btn-7 {
        background: linear-gradient(0deg, rgba(255, 151, 0, 1) 0%, rgba(251, 75, 2, 1) 100%);
        line-height: 42px;
        padding: 0;
        border: none;
      }
    
      .btn-7 span {
        position: relative;
        display: block;
        width: 100%;
        height: 100%;
      }
    
      .btn-7:before,
      .btn-7:after {
        position: absolute;
        content: "";
        right: 0;
        bottom: 0;
        background: rgba(251, 75, 2, 1);
        box-shadow: -7px -7px 20px 0px rgba(255, 255, 255, .9),
        -4px -4px 5px 0px rgba(255, 255, 255, .9),
        7px 7px 20px 0px rgba(0, 0, 0, .2),
        4px 4px 5px 0px rgba(0, 0, 0, .3);
        transition: all 0.3s ease;
      }
    
      .btn-7:before {
        height: 0%;
        width: 2px;
      }
    
      .btn-7:after {
        width: 0%;
        height: 2px;
      }
    
      .btn-7:hover {
        color: rgba(251, 75, 2, 1);
        background: transparent;
      }
    
      .btn-7:hover:before {
        height: 100%;
      }
    
      .btn-7:hover:after {
        width: 100%;
      }
    
      .btn-7 span:before,
      .btn-7 span:after {
        position: absolute;
        content: "";
        left: 0;
        top: 0;
        background: rgba(251, 75, 2, 1);
        box-shadow: -7px -7px 20px 0px rgba(255, 255, 255, .9),
        -4px -4px 5px 0px rgba(255, 255, 255, .9),
        7px 7px 20px 0px rgba(0, 0, 0, .2),
        4px 4px 5px 0px rgba(0, 0, 0, .3);
        transition: all 0.3s ease;
      }
    
      .btn-7 span:before {
        width: 2px;
        height: 0%;
      }
    
      .btn-7 span:after {
        height: 2px;
        width: 0%;
      }
    
      .btn-7 span:hover:before {
        height: 100%;
      }
    
      .btn-7 span:hover:after {
        width: 100%;
      }
    
  • 治愈满满的边路游走效果(清新渐变版)

    效果图:

    buttons-8.gif

    代码:

    html: 
    <button class="custom-btn btn-8">click me</button>
    
    css:
    .btn-8 {
        background-color: #f0ecfc;
        background-image: linear-gradient(315deg, #f0ecfc 0%, #c797eb 74%);
        line-height: 42px;
        padding: 0;
        border: none;
      }
    
      .btn-8 span {
        position: relative;
        display: block;
        width: 100%;
        height: 100%;
      }
    
      .btn-8:before,
      .btn-8:after {
        position: absolute;
        content: "";
        right: 0;
        bottom: 0;
        background: #c797eb;
        /*box-shadow:  4px 4px 6px 0 rgba(255,255,255,.5),
                    -4px -4px 6px 0 rgba(116, 125, 136, .2),
          inset -4px -4px 6px 0 rgba(255,255,255,.5),
          inset 4px 4px 6px 0 rgba(116, 125, 136, .3);*/
        transition: all 0.3s ease;
      }
    
      .btn-8:before {
        height: 0%;
        width: 2px;
      }
    
      .btn-8:after {
        width: 0%;
        height: 2px;
      }
    
      .btn-8:hover:before {
        height: 100%;
      }
    
      .btn-8:hover:after {
        width: 100%;
      }
    
      .btn-8:hover {
        background: transparent;
      }
    
      .btn-8 span:hover {
        color: #c797eb;
      }
    
      .btn-8 span:before,
      .btn-8 span:after {
        position: absolute;
        content: "";
        left: 0;
        top: 0;
        background: #c797eb;
        /*box-shadow:  4px 4px 6px 0 rgba(255,255,255,.5),
                    -4px -4px 6px 0 rgba(116, 125, 136, .2),
          inset -4px -4px 6px 0 rgba(255,255,255,.5),
          inset 4px 4px 6px 0 rgba(116, 125, 136, .3);*/
        transition: all 0.3s ease;
      }
    
      .btn-8 span:before {
        width: 2px;
        height: 0%;
      }
    
      .btn-8 span:after {
        height: 2px;
        width: 0%;
      }
    
      .btn-8 span:hover:before {
        height: 100%;
      }
    
      .btn-8 span:hover:after {
        width: 100%;
      }
    
  • 渐变底色还带旋转的效果

    效果图:

    buttons-9.gif

    代码:

    html: 
    <button class="custom-btn btn-9">click me</button>
    
    css:
    .btn-9 {
        border: none;
        transition: all 0.3s ease;
        overflow: hidden;
      }
    
      .btn-9:after {
        position: absolute;
        content: " ";
        z-index: -1;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: #1fd1f9;
        background-image: linear-gradient(315deg, #1fd1f9 0%, #b621fe 74%);
        transition: all 0.3s ease;
      }
    
      .btn-9:hover {
        background: transparent;
        box-shadow: 4px 4px 6px 0 rgba(255, 255, 255, .5),
        -4px -4px 6px 0 rgba(116, 125, 136, .2),
        inset -4px -4px 6px 0 rgba(255, 255, 255, .5),
        inset 4px 4px 6px 0 rgba(116, 125, 136, .3);
        color: #fff;
      }
    
      .btn-9:hover:after {
        -webkit-transform: scale(2) rotate(180deg);
        transform: scale(2) rotate(180deg);
        box-shadow: 4px 4px 6px 0 rgba(255, 255, 255, .5),
        -4px -4px 6px 0 rgba(116, 125, 136, .2),
        inset -4px -4px 6px 0 rgba(255, 255, 255, .5),
        inset 4px 4px 6px 0 rgba(116, 125, 136, .3);
      }
    
  • duang的一下就变大效果

    效果图:

    buttons-10.gif

    代码:

    html: 
    <button class="custom-btn btn-10">click me</button>
    
    css:
    .btn-10 {
        background: rgb(22, 9, 240);
        background: linear-gradient(0deg, rgba(22, 9, 240, 1) 0%, rgba(49, 110, 244, 1) 100%);
        color: #fff;
        border: none;
        transition: all 0.3s ease;
        overflow: hidden;
      }
    
      .btn-10:after {
        position: absolute;
        content: " ";
        top: 0;
        left: 0;
        z-index: -1;
        width: 100%;
        height: 100%;
        transition: all 0.3s ease;
        -webkit-transform: scale(.1);
        transform: scale(.1);
      }
    
      .btn-10:hover {
        color: #fff;
        border: none;
        background: transparent;
      }
    
      .btn-10:hover:after {
        background: rgb(0, 3, 255);
        background: linear-gradient(0deg, rgba(2, 126, 251, 1) 0%, rgba(0, 3, 255, 1) 100%);
        -webkit-transform: scale(1);
        transform: scale(1);
      }
    
  • 反光眼镜的腹黑男二效果

    效果图:

    buttons-11.gif

    代码:

    html: 
    <button class="custom-btn btn-11">click me</button>
    
    css:
    .btn-11 {
        border: none;
        background: rgb(251, 33, 117);
        background: linear-gradient(0deg, rgba(251, 33, 117, 1) 0%, rgba(234, 76, 137, 1) 100%);
        color: #fff;
        overflow: hidden;
      }
    
      .btn-11:hover {
        text-decoration: none;
        color: #fff;
      }
    
      .btn-11:before {
        position: absolute;
        content: '';
        display: inline-block;
        top: -180px;
        left: 0;
        width: 30px;
        height: 100%;
        background-color: #fff;
        animation: shiny-btn1 3s ease-in-out infinite;
      }
    
      .btn-11:hover {
        opacity: .7;
      }
    
      .btn-11:active {
        box-shadow: 4px 4px 6px 0 rgba(255, 255, 255, .3),
        -4px -4px 6px 0 rgba(116, 125, 136, .2),
        inset -4px -4px 6px 0 rgba(255, 255, 255, .2),
        inset 4px 4px 6px 0 rgba(0, 0, 0, .2);
      }
    
    
      @-webkit-keyframes shiny-btn1 {
        0% {
          -webkit-transform: scale(0) rotate(45deg);
          opacity: 0;
        }
        80% {
          -webkit-transform: scale(0) rotate(45deg);
          opacity: 0.5;
        }
        81% {
          -webkit-transform: scale(4) rotate(45deg);
          opacity: 1;
        }
        100% {
          -webkit-transform: scale(50) rotate(45deg);
          opacity: 0;
        }
      }
    
  • 翻过来滚过去仿真3D效果

    效果图:

    buttons-12.gif

    代码:

    html: 
    <button class="custom-btn btn-12">click me</button>
    
    css:
    .btn-12 {
        position: relative;
        right: 20px;
        bottom: 20px;
        border: none;
        box-shadow: none;
        width: 130px;
        height: 40px;
        line-height: 42px;
        -webkit-perspective: 230px;
        perspective: 230px;
      }
    
      .btn-12 span {
        background: rgb(0, 172, 238);
        background: linear-gradient(0deg, rgba(0, 172, 238, 1) 0%, rgba(2, 126, 251, 1) 100%);
        display: block;
        position: absolute;
        width: 130px;
        height: 40px;
        box-shadow: inset 2px 2px 2px 0px rgba(255, 255, 255, .5),
        7px 7px 20px 0px rgba(0, 0, 0, .1),
        4px 4px 5px 0px rgba(0, 0, 0, .1);
        border-radius: 5px;
        margin: 0;
        text-align: center;
        -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
        box-sizing: border-box;
        -webkit-transition: all .3s;
        transition: all .3s;
      }
    
      .btn-12 span:nth-child(1) {
        box-shadow: -7px -7px 20px 0px #fff9,
        -4px -4px 5px 0px #fff9,
        7px 7px 20px 0px #0002,
        4px 4px 5px 0px #0001;
        -webkit-transform: rotateX(90deg);
        -moz-transform: rotateX(90deg);
        transform: rotateX(90deg);
        -webkit-transform-origin: 50% 50% -20px;
        -moz-transform-origin: 50% 50% -20px;
        transform-origin: 50% 50% -20px;
      }
    
      .btn-12 span:nth-child(2) {
        -webkit-transform: rotateX(0deg);
        -moz-transform: rotateX(0deg);
        transform: rotateX(0deg);
        -webkit-transform-origin: 50% 50% -20px;
        -moz-transform-origin: 50% 50% -20px;
        transform-origin: 50% 50% -20px;
      }
    
      .btn-12:hover span:nth-child(1) {
        box-shadow: inset 2px 2px 2px 0px rgba(255, 255, 255, .5),
        7px 7px 20px 0px rgba(0, 0, 0, .1),
        4px 4px 5px 0px rgba(0, 0, 0, .1);
        -webkit-transform: rotateX(0deg);
        -moz-transform: rotateX(0deg);
        transform: rotateX(0deg);
      }
    
      .btn-12:hover span:nth-child(2) {
        box-shadow: inset 2px 2px 2px 0px rgba(255, 255, 255, .5),
        7px 7px 20px 0px rgba(0, 0, 0, .1),
        4px 4px 5px 0px rgba(0, 0, 0, .1);
        color: transparent;
        -webkit-transform: rotateX(-90deg);
        -moz-transform: rotateX(-90deg);
        transform: rotateX(-90deg);
      }
    
  • 流水瀑布哗啦啦的流效果

    效果图:

    buttons-13.gif

    代码:

    html: 
    <button class="custom-btn btn-13">click me</button>
    
    css:
    .btn-13 {
        background-color: #89d8d3;
        background-image: linear-gradient(315deg, #89d8d3 0%, #03c8a8 74%);
        border: none;
        z-index: 1;
      }
    
      .btn-13:after {
        position: absolute;
        content: "";
        width: 100%;
        height: 0;
        bottom: 0;
        left: 0;
        z-index: -1;
        border-radius: 5px;
        background-color: #4dccc6;
        background-image: linear-gradient(315deg, #4dccc6 0%, #96e4df 74%);
        box-shadow: -7px -7px 20px 0px #fff9,
        -4px -4px 5px 0px #fff9,
        7px 7px 20px 0px #0002,
        4px 4px 5px 0px #0001;
        transition: all 0.3s ease;
      }
    
      .btn-13:hover {
        color: #fff;
      }
    
      .btn-13:hover:after {
        top: 0;
        height: 100%;
      }
    
      .btn-13:active {
        top: 2px;
      }
    
  • 流水瀑布哗啦啦的流效果(重力反转)

    效果图:

    buttons-14.gif

    代码:

    html: 
    <button class="custom-btn btn-14">click me</button>
    
    css:
    .btn-14 {
        background: rgb(255, 151, 0);
        border: none;
        z-index: 1;
      }
    
      .btn-14:after {
        position: absolute;
        content: "";
        width: 100%;
        height: 0;
        top: 0;
        left: 0;
        z-index: -1;
        border-radius: 5px;
        background-color: #eaf818;
        background-image: linear-gradient(315deg, #eaf818 0%, #f6fc9c 74%);
        box-shadow: inset 2px 2px 2px 0px rgba(255, 255, 255, .5);
        7px 7px 20px 0px rgba(0, 0, 0, .1),
        4px 4px 5px 0px rgba(0, 0, 0, .1);
        transition: all 0.3s ease;
      }
    
      .btn-14:hover {
        color: #000;
      }
    
      .btn-14:hover:after {
        top: auto;
        bottom: 0;
        height: 100%;
      }
    
      .btn-14:active {
        top: 2px;
      }
    
  • 流水瀑布哗啦啦的流效果(重力左转)

    效果图:

    buttons-15.gif

    代码:

    html: 
    <button class="custom-btn btn-15">click me</button>
    
    css:
    .btn-15 {
        background: #b621fe;
        border: none;
        z-index: 1;
      }
    
      .btn-15:after {
        position: absolute;
        content: "";
        width: 0;
        height: 100%;
        top: 0;
        right: 0;
        z-index: -1;
        background-color: #663dff;
        border-radius: 5px;
        box-shadow: inset 2px 2px 2px 0px rgba(255, 255, 255, .5),
        7px 7px 20px 0px rgba(0, 0, 0, .1),
        4px 4px 5px 0px rgba(0, 0, 0, .1);
        transition: all 0.3s ease;
      }
    
      .btn-15:hover {
        color: #fff;
      }
    
      .btn-15:hover:after {
        left: 0;
        width: 100%;
      }
    
      .btn-15:active {
        top: 2px;
      }
    
  • 流水瀑布哗啦啦的流效果(重力右转)

    效果图:

    buttons-16.gif

    代码:

    html: 
    <button class="custom-btn btn-16">click me</button>
    
    css:
    .btn-16 {
        border: none;
        color: #000;
      }
    
      .btn-16:after {
        position: absolute;
        content: "";
        width: 0;
        height: 100%;
        top: 0;
        left: 0;
        direction: rtl;
        z-index: -1;
        box-shadow: -7px -7px 20px 0px #fff9,
        -4px -4px 5px 0px #fff9,
        7px 7px 20px 0px #0002,
        4px 4px 5px 0px #0001;
        transition: all 0.3s ease;
      }
    
      .btn-16:hover {
        color: #000;
      }
    
      .btn-16:hover:after {
        left: auto;
        right: 0;
        width: 100%;
      }
    
      .btn-16:active {
        top: 2px;
      }