پیشنمایش زنده
کد HTML
<div class="btn-container">
<div style="--a: 0;" class="btn-sensor sensor-n"></div>
<div style="--a: 45;" class="btn-sensor sensor-ne"></div>
<div style="--a: 90;" class="btn-sensor sensor-e"></div>
<div style="--a: 135;" class="btn-sensor sensor-se"></div>
<div style="--a: 180;" class="btn-sensor sensor-s"></div>
<div style="--a: 225;" class="btn-sensor sensor-sw"></div>
<div style="--a: 270;" class="btn-sensor sensor-w"></div>
<div style="--a: 315;" class="btn-sensor sensor-nw"></div>
<button class="btn-button">
<div class="btn-lid"></div>
<div class="btn-pupil"></div>
</button>
<button class="btn-button">
<div class="btn-lid"></div>
<div class="btn-pupil"></div>
</button>
</div>
کد CSS
/*************/
/* Variables */
/*************/
.btn-container {
--pupil-color: rgb(156, 207, 255);
--pupil-move: 20%;
--sensor-height: 130dvmax;
--sensor-width: calc(var(--sensor-height) * 82.84 / 100);
}
.btn-button {
--back-color: #fff;
}
.btn-lid {
--back-color: transparent;
}
/**********/
/* Styles */
/**********/
/* Container */
.btn-container {
position: relative;
}
/* Button */
.btn-button {
background: #fff;
border: 3px solid #000;
border-radius: 10rem;
cursor: pointer;
padding: 2rem;
position: relative;
z-index: 100;
}
.btn-button:hover,
.btn-button:hover .btn-lid {
animation: squint 100ms forwards;
}
.btn-button:active .btn-pupil {
animation: agitate 100ms infinite 500ms;
border-width: 0.5rem;
padding: 1rem;
}
.btn-lid {
border-radius: 10rem;
height: 100%;
left: 0;
position: absolute;
top: 0;
width: 100%;
z-index: 101;
}
.btn-pupil {
background: #000;
border: 0.8rem solid var(--pupil-color);
border-radius: 10rem;
padding: 0.7rem;
transition: all 200ms ease-out;
}
/* Sensors */
.btn-sensor {
clip-path: polygon(0 0, 100% 0, 50% 100%, 0 0);
height: var(--sensor-height);
left: calc(50% - var(--sensor-width) / 2);
overflow: hidden;
position: absolute;
top: calc(50% - var(--sensor-height) / 2);
transform: rotate(calc(var(--a) * 1deg))
translateY(calc(var(--sensor-height) * -50 / 100));
width: var(--sensor-width);
z-index: 99;
}
/************/
/* Tracking */
/************/
.sensor-n:hover ~ .btn-button .btn-pupil {
transform: translateX(0) translateY(calc(-3 * var(--pupil-move)));
}
.sensor-ne:hover ~ .btn-button .btn-pupil {
transform: translateX(calc(2 * var(--pupil-move)))
translateY(calc(-2 * var(--pupil-move)));
}
.sensor-e:hover ~ .btn-button .btn-pupil {
transform: translateX(calc(3 * var(--pupil-move))) translateY(0);
}
.sensor-se:hover ~ .btn-button .btn-pupil {
transform: translateX(calc(2 * var(--pupil-move)))
translateY(calc(2 * var(--pupil-move)));
}
.sensor-s:hover ~ .btn-button .btn-pupil {
transform: translateX(0) translateY(calc(3 * var(--pupil-move)));
}
.sensor-sw:hover ~ .btn-button .btn-pupil {
transform: translateX(calc(-2 * var(--pupil-move)))
translateY(calc(2 * var(--pupil-move)));
}
.sensor-w:hover ~ .btn-button .btn-pupil {
transform: translateX(calc(-3 * var(--pupil-move))) translateY(0);
}
.sensor-nw:hover ~ .btn-button .btn-pupil {
transform: translateX(calc(-2 * var(--pupil-move)))
translateY(calc(-2 * var(--pupil-move)));
}
/**************/
/* Animations */
/**************/
@keyframes agitate {
0% {
transform: scale(1.2) translate(0%, -10%);
}
25% {
transform: scale(1.2) translate(-10%, 10%);
}
50% {
transform: scale(1.2) translate(10%, -5%);
}
75% {
transform: scale(1.2) translate(-10%, -5%);
}
100% {
transform: scale(1.2) translate(10%, 10%);
}
}
@keyframes squint {
0% {
background: var(--back-color);
}
25% {
background: linear-gradient(
0deg,
#000 0% 9%,
var(--back-color) 10% 90%,
#000 91% 100%
);
}
50% {
background: linear-gradient(
0deg,
#000 0% 18%,
var(--back-color) 19% 81%,
#000 82% 100%
);
}
75% {
background: linear-gradient(
0deg,
#000 0% 27%,
var(--back-color) 28% 72%,
#000 73% 100%
);
}
100% {
background: linear-gradient(
0deg,
#000 0% 35%,
var(--back-color) 36% 64%,
#000 65% 100%
);
}
}