body {
    background-color: #F8C8DC;
    font-family: fantasy;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

img.heart {
    height: 250px;
}

.container {
    position: relative;
}

.panel {
    position: relative;
    z-index: 2;
    align-items: center;
    background-color: aliceblue;
    border-radius: 25px;
    box-shadow: rgb(38, 57, 77) 0px 20px 30px -10px;
    display: flex;
    flex-direction: column;
    padding: 20px;
    gap: 10px;
}

.happy-dog {
    position: absolute;
    z-index: 1;
    width: 150px;
    top: 20px;
    right: 0px;
    animation: peek 5s infinite ease-in-out;
}

@keyframes peek {
    0% {
        transform: translateX(0) rotate(0deg);
    }
    30% {
        transform: translateX(100px) rotate(30deg);
    }
    90% {
        transform: translateX(0) rotate(0deg);
    }
    100% {
        transform: translateX(0);
    }
}

.btn-group {
    display: flex;
    gap: 30px;
}

.btn {
    border-radius: 25px;
    color: aliceblue;
    font-size: 15px;
    padding: 15px 25px;
    border: none;
    box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
    cursor: pointer;
    transition: all 0.3s ease;

    &:hover {
        transform: scale(1.1);
    }
}

.btn-yes {
    background-color: #9F2B68;
}

.btn-no {
    background-color: #C0C0C0;
}

.body-yes {
    background: linear-gradient(#0007, #0000), #123;
    overflow: hidden;
}

.panel-yes {
    position: unset;
    z-index: auto;
}

/* fireworks animation */

@keyframes firework {
    0% { transform: translate(var(--x), var(--initialY)); width: var(--initialSize); opacity: 1; }
    50% { width: 0.5vmin; opacity: 1; }
    100% { width: var(--finalSize); opacity: 0; }
}

.firework,
.firework::before,
.firework::after
{
    --initialSize: 0.5vmin;
    --finalSize: 45vmin;
    --particleSize: 0.2vmin;
    --color1: yellow;
    --color2: khaki;
    --color3: white;
    --color4: lime;
    --color5: gold;
    --color6: mediumseagreen;
    --y: -30vmin;
    --x: -50%;
    --initialY: 60vmin;
    content: "";
    animation: firework 2s infinite;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, var(--y));
    width: var(--initialSize);
    aspect-ratio: 1;
    background:
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 50% 0%,
        radial-gradient(circle, var(--color2) var(--particleSize), #0000 0) 100% 50%,
        radial-gradient(circle, var(--color3) var(--particleSize), #0000 0) 50% 100%,
        radial-gradient(circle, var(--color4) var(--particleSize), #0000 0) 0% 50%,

        /* bottom right */
        radial-gradient(circle, var(--color5) var(--particleSize), #0000 0) 80% 90%,
        radial-gradient(circle, var(--color6) var(--particleSize), #0000 0) 95% 90%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 90% 70%,
        radial-gradient(circle, var(--color2) var(--particleSize), #0000 0) 100% 60%,
        radial-gradient(circle, var(--color3) var(--particleSize), #0000 0) 55% 80%,
        radial-gradient(circle, var(--color4) var(--particleSize), #0000 0) 70% 77%,

        /* bottom left */
        radial-gradient(circle, var(--color5) var(--particleSize), #0000 0) 22% 90%,
        radial-gradient(circle, var(--color6) var(--particleSize), #0000 0) 45% 90%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 33% 70%,
        radial-gradient(circle, var(--color2) var(--particleSize), #0000 0) 10% 60%,
        radial-gradient(circle, var(--color3) var(--particleSize), #0000 0) 31% 80%,
        radial-gradient(circle, var(--color4) var(--particleSize), #0000 0) 28% 77%,
        radial-gradient(circle, var(--color5) var(--particleSize), #0000 0) 13% 72%,

        /* top left */
        radial-gradient(circle, var(--color6) var(--particleSize), #0000 0) 80% 10%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 95% 14%,
        radial-gradient(circle, var(--color2) var(--particleSize), #0000 0) 90% 23%,
        radial-gradient(circle, var(--color3) var(--particleSize), #0000 0) 100% 43%,
        radial-gradient(circle, var(--color4) var(--particleSize), #0000 0) 85% 27%,
        radial-gradient(circle, var(--color5) var(--particleSize), #0000 0) 77% 37%,
        radial-gradient(circle, var(--color6) var(--particleSize), #0000 0) 60% 7%,

        /* top right */
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 22% 14%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 45% 20%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 33% 34%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 10% 29%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 31% 37%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 28% 7%,
        radial-gradient(circle, var(--color1) var(--particleSize), #0000 0) 13% 42%;

    background-size: var(--initialSize) var(--initialSize);
    background-repeat: no-repeat;
}

.firework::before {
    --x: -50%;
    --y: -50%;
    --initialY: -50%;
    transform: translate(-50%, -50%) rotate(40deg) scale(1.3) rotateY(40deg);
}

.firework::after {
    --x: -50%;
    --y: -50%;
    --initialY: -50%;
    transform: translate(-50%, -50%) rotate(170deg) scale(1.15) rotateY(-30deg);
}

.firework:nth-child(2) {
    --x: 30vmin;
}

.firework:nth-child(2),
.firework:nth-child(2)::before,
.firework:nth-child(2)::after {
    --color1: pink;
    --color2: violet;
    --color3: fuchsia;
    --color4: orchid;
    --color5: plum;
    --color6: lavender;
    --finalSize: 40vmin;
    left: 30%;
    top: 60%;
    animation-delay: -0.25s;
}

.firework:nth-child(3) {
    --x: -30vmin;
    --y: -50vmin;
}

.firework:nth-child(3),
.firework:nth-child(3)::before,
.firework:nth-child(3)::after {
    --color1: cyan;
    --color2: lightcyan;
    --color3: lightblue;
    --color4: PaleTurquoise;
    --color5: SkyBlue;
    --color6: lavender;
    --finalSize: 35vmin;
    left: 70%;
    top: 60%;
    animation-delay: -0.4s;
}