<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
body {
padding: 100px;
}
.button--bird{
--main_color: #f4cf47;
--sub_color1: #f4e19c;
--sub_color2: #ff8108;
--base_color: #000;
--border_radius1: 60px 60px 40px 40px / 48px 48px 30px 30px;
--border_radius2: 70px 70px 40px 40px / 48px 48px 30px 30px;
--border_radius3: 40px 40px 40px 40px / 48px 48px 30px 30px;
}
.button {
display: flex;
justify-content: center;
align-items: center;
box-sizing: border-box;
width: 280px;
height: 80px;
text-decoration: none;
border: solid 3px #000;
border-radius: 40px;
background: var(--main_color);
position: relative;
}
.button__wrapper{
display: flex;
justify-content: center;
align-items: center;
width: 100%;
height: 100%;
border-radius: 40px;
overflow: hidden;
position: relative;
}
.button__text{
position: relative;
font-size: 32px;
letter-spacing: 4px;
color: var(--base_color);
transition: all .3s ease;
}
.button::before{
content: '';
position: absolute;
right: 20px;
margin: auto 0;
width: 24px;
height: 24px;
background: var(--base_color);
clip-path: path('M24,12.02c0-1.09-.75-1.71-.81-1.77L11.17,.45c-.91-.74-2.21-.56-2.91,.42-.69,.97-.52,2.37,.39,3.11l7.12,5.81-13.7-.02h0C.93,9.77,0,10.76,0,11.99c0,1.23,.93,2.22,2.07,2.22l13.7,.02-7.13,5.78c-.91,.74-1.09,2.13-.4,3.11,.41,.58,1.03,.88,1.65,.88,.44,0,.88-.15,1.25-.45l12.04-9.76c.07-.06,.82-.67,.82-1.77Z');
transition: all ease .2s;
}
.button--bird .button__wrapper::before,
.button--bird .button__wrapper::after{
content: '';
position: absolute;
bottom: 0;
width: 130px;
height: 38px;
background: var(--sub_color1);
transition: all .5s ease;
clip-path: path('M13.77,37.35L.25,16.6c-.87-1.33,.69-2.91,2-2.02l12.67,8.59c.81,.55,1.91,.14,2.18-.81l2.62-9.33c.39-1.4,2.34-1.42,2.76-.02l3.6,11.99c.33,1.11,1.74,1.4,2.47,.52L49.38,.52c.87-1.04,2.53-.42,2.53,.95V23.7c0,1.13,1.2,1.83,2.16,1.26l12.75-7.51c.85-.5,1.94,0,2.13,.98l1.5,7.6c.2,1.03,1.37,1.51,2.22,.92l17.74-12.3c1.09-.75,2.52,.25,2.21,1.55l-2.44,10.2c-.26,1.09,.74,2.06,1.8,1.75l30.8-9.04c1.37-.4,2.42,1.26,1.49,2.36l-9.07,10.66c-.83,.98-.1,2.49,1.17,2.42l12.12-.68c1.6-.09,2.12,2.15,.65,2.8l-2.73,1.21c-.18,.08-.38,.12-.58,.12H14.97c-.48,0-.93-.25-1.2-.65Z');
}
.button--bird .button__wrapper::before{
left: 0;
}
.button--bird .button__wrapper::after{
right: 0;
transform: rotateY(180deg);
}
.button:hover .button__wrapper::before{
transform: translateX(-12px);
}
.button:hover .button__wrapper::after{
transform: rotateY(180deg) translateX(-12px);
}
.button:hover .button__text{
letter-spacing: 6px;
}
.button:hover::before{
right: 14px;
}
.birdBox{
position: absolute;
top: -54px;
display: flex;
justify-content:space-between;
align-items: flex-end;
width: 180px;
height: 56px;
}
.bird{
position: relative;
width: 56px;
height: 36px;
box-sizing: border-box;
border: solid 3px #000;
background: var(--main_color);
border-radius: var(--border_radius1);
animation: sleep 1s ease infinite alternate;
display: flex;
justify-content: center;
}
.bird__face{
position: absolute;
top: 15px;
width: 12px;
height: 6px;
background: var(--sub_color2);
border-radius: 50% 50% 50% 50% / 78% 78% 22% 22%;
transition: .2s;
}
.bird__face::before,
.bird__face::after{
content: '';
position: absolute;
top: -4px;
width: 8px;
height: 2px;
border-radius: 4px;
background: #000;
}
.bird__face::before{
left: -5px;
}
.bird__face::after{
right: -5px;
}
.bird::before{
content: '';
position: absolute;
top: -12px;
left: 22px;
width: 12px;
height: 12px;
background: #000;
clip-path: path('M10.23,3.32c-3.54,.63-5.72,2.51-7.02,4.23-.33-1.58-.34-3.54,.93-5.12,.52-.65,.41-1.59-.24-2.11C3.24-.19,2.29-.08,1.77,.57c-3.82,4.77-.31,11.11-.13,11.42,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0-.01-.02,2.49,.04,2.52,0,.1-.14,1.54-4.82,6.59-5.71,.82-.14,1.37-.92,1.22-1.74s-.94-1.36-1.75-1.21Z');
}
.button:hover .wakeup{
animation: wakeup .2s ease;
animation-fill-mode: forwards;
}
.button:hover .wakeup .bird__face{
top: 20px;
}
.button:hover .wakeup .bird__face::before,
.button:hover .wakeup .bird__face::after{
animation: eye 5s linear infinite;
}
.button:hover .wakeup:nth-child(2) .bird__face::before,
.button:hover .wakeup:nth-child(2) .bird__face::after{
animation: eye_2 5s linear infinite;
}
@keyframes wakeup{
0% {
height: 32px;
border-radius: var(--border_radius2);
}
100%{
height: 56px;
border-radius: var(--border_radius3);
}
}
@keyframes eye {
0%{
top: -6px;
width: 6px;
height: 6px;
}
30%{
top: -6px;
width: 6px;
height: 6px;
}
32%{
top: -4px;
width: 8px;
height: 2px;
}
34%{
top: -6px;
width: 6px;
height: 6px;
}
70%{
top: -6px;
width: 6px;
height: 6px;
}
72%{
top: -4px;
width: 8px;
height: 2px;
}
74%{
top: -6px;
width: 6px;
height: 6px;
}
76%{
top: -4px;
width: 8px;
height: 2px;
}
78%{
top: -6px;
width: 6px;
height: 6px;
}
100%{
top: -6px;
width: 6px;
height: 6px;
}
}
@keyframes eye_2 {
0%{
top: -6px;
width: 6px;
height: 6px;
}
10%{
transform: translateX(0);
}
12%{
transform: translateX(3px);
}
20%{
top: -6px;
width: 6px;
height: 6px;
}
22%{
top: -4px;
width: 8px;
height: 2px;
}
24%{
top: -6px;
width: 6px;
height: 6px;
}
25%{
transform: translateX(3px);
}
27%{
transform: translateX(0);
}
74%{
top: -6px;
width: 6px;
height: 6px;
transform: translateX(0);
}
76%{
top: -4px;
width: 8px;
height: 2px;
transform: translateX(3px);
}
78%{
top: -6px;
width: 6px;
height: 6px;
}
80%{
top: -4px;
width: 8px;
height: 2px;
}
82%{
top: -6px;
width: 6px;
height: 6px;
}
85%{
transform: translateX(3px);
}
87%{
transform: translateX(0);
}
100%{
top: -6px;
width: 6px;
height: 6px;
transform: translateX(0);
}
}
@keyframes sleep{
0% {
height: 36px;
border-radius: var(--border_radius1);
}
100%{
height: 32px;
border-radius: var(--border_radius2);
}
}
</style>
</head>
<body>
<a href="#" class="button button--bird">
<div class="button__wrapper">
<span class="button__text">ENTRY</span>
</div>
<div class="birdBox">
<div class="bird wakeup">
<div class="bird__face"></div>
</div>
<div class="bird wakeup">
<div class="bird__face"></div>
</div>
<div class="bird">
<div class="bird__face"></div>
</div>
</div>
</a>
</body>
</html>