html, body {
    padding: 0;
    margin: 0;
    overflow: hidden;
    height: 100%;
}

body ::selection {
    background: #aed1ffc5;
}

a {
    text-decoration: none;
    color: #00044aad;
}

a:hover {
    color: #aec8ff97;
    text-decoration: none;
}

.fixed-background {
    position: fixed;
    top: 0;
    left: 0;
    width: calc(100 * var(--vw, 1vw));
    height: calc(100 * var(--vh, 1vh));
    overflow: hidden;
    background-image: url('../assets/images/background/about-background.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -1;
}

.container-left {
    background-image: url(../assets/images/background/about.png);
    background-size: contain;
    background-repeat: no-repeat;
    position: absolute;
    border: 0px solid black;
    width: calc(160 * var(--vw, 1vw));
    height: calc(100 * var(--vh, 1vh));
    left: 81%;
    top: 48%;
    transform: translate(-50%, -50%);
    overflow: hidden;
    z-index: 1;
}

.container-right {
    background-image: url(../assets/images/background/about-page.png);
    background-size: contain;
    background-repeat: no-repeat;
    position: absolute;
    border: 0px solid black;
    width: calc(60 * var(--vw, 1vw));
    height: calc(95 * var(--vh, 1vh));
    right: 1%;
    top: 50%;
    transform: translateY(-50%);
    overflow: hidden;
    z-index: 1;
}

.main {
    position: absolute;
    margin-left: 0 auto;
    width: 725px;
    height: 195px;
    right: 245px;
    padding: 15px;
    top: 90px;
    overflow: fixed;
}

.side {
    position: absolute;
    border: 0px solid black;
    margin-left: 0 auto;
    width: 210px;
    height: 180px;
    left: 240px;
    bottom: 150px;
    font-size: 28px;
    z-index: 9999;
    font-family: "kawaii", serif;
}

.morita {
    width: 290px;
    height: auto;
    position: absolute;
    z-index: -1;
    top: 130px;
    left: 170px;
    transform: rotate(10deg);
}


.puppy {
    position: fixed;
    bottom: 50px;
    right: 20px;
    width: 190px;
    height: auto;
    z-index: 1000;
}

#top-left-house {
    position: fixed;
    top: 10px;
    left: 10px;
    z-index: 1000;
    background-color: transparent;
}

#top-left-house img {
    width: 50px;
    height: auto;
    cursor: pointer;
    image-rendering: pixelated;
}

.strawberry {
    position: fixed;
    top: 20px;
    right: 80px;
    width: 150px;
    height: auto;
    z-index: 1000;
}

#s-m-t-tooltip {
    padding: 0.5em 1em;
    background: #f3f6ff;
    color: #01002b78;
    font-family: "kawaii", serif;
    font-size: 1.1em;
    border-radius: 1em;
    box-shadow: 0 2px 5px rgba(255, 255, 255, 0.2);
    z-index: 999999;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes float-large {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-30px);
    }
}

.floating {
    animation: float 3s ease-in-out infinite;
}

.floating-slow {
    animation: float 4s ease-in-out infinite;
}

.floating-fast {
    animation: float 2s ease-in-out infinite;
}

.floating-large {
    animation: float-large 3.5s ease-in-out infinite;
}

.sparkle {
    position: fixed;
    width: 40px;
    height: auto;
    z-index: 999;
    pointer-events: none;
}

.sparkle-1 {
    top: 15%;
    left: 20%;
    width: 35px;
}

.sparkle-2 {
    top: 25%;
    right: 15%;
    width: 45px;
}

.sparkle-3 {
    bottom: 30%;
    left: 10%;
    width: 40px;
}

.sparkle-4 {
    top: 60%;
    left: 30%;
    width: 38px;
}

.sparkle-5 {
    top: 40%;
    right: 25%;
    width: 42px;
}

.sparkle-6 {
    bottom: 20%;
    right: 30%;
    width: 36px;
}

.sparkle-7 {
    top: 80%;
    left: 45%;
    width: 44px;
}

.sparkle-8 {
    top: 10%;
    left: 60%;
    width: 39px;
}

.sparkle-9 {
    bottom: 60%;
    right: 10%;
    width: 41px;
}

.sparkle-10 {
    top: 35%;
    left: 5%;
    width: 37px;
}

.sparkle-11 {
    bottom: 45%;
    left: 70%;
    width: 43px;
}

.sparkle-12 {
    top: 70%;
    right: 20%;
    width: 34px;
}

.sparkle-13 {
    top: 50%;
    left: 85%;
    width: 46px;
}

.sparkle-14 {
    bottom: 15%;
    left: 25%;
    width: 40px;
}

.sparkle-15 {
    top: 20%;
    left: 75%;
    width: 38px;
}

.sparkle-16 {
    bottom: 70%;
    right: 5%;
    width: 42px;
}

.sparkle-17 {
    top: 90%;
    right: 40%;
    width: 36px;
}

.sparkle-18 {
    top: 5%;
    left: 40%;
    width: 44px;
}

.floating:nth-child(1) { animation-delay: 0s; }
.floating:nth-child(2) { animation-delay: 0.5s; }
.floating:nth-child(3) { animation-delay: 1s; }
.floating:nth-child(4) { animation-delay: 1.5s; }
.floating:nth-child(5) { animation-delay: 2s; }
.floating:nth-child(6) { animation-delay: 2.5s; }
.floating:nth-child(7) { animation-delay: 1.2s; }
.floating:nth-child(8) { animation-delay: 0.8s; }
.floating:nth-child(9) { animation-delay: 1.8s; }
.floating:nth-child(10) { animation-delay: 0.3s; }
.floating:nth-child(11) { animation-delay: 2.2s; }
.floating:nth-child(12) { animation-delay: 1.7s; }
.floating:nth-child(13) { animation-delay: 0.9s; }
.floating:nth-child(14) { animation-delay: 2.8s; }
.floating:nth-child(15) { animation-delay: 0.6s; }
.floating:nth-child(16) { animation-delay: 1.4s; }
.floating:nth-child(17) { animation-delay: 2.1s; }
.floating:nth-child(18) { animation-delay: 1.1s; }

@media (max-width: 768px) {
    html,
    body {
        height: auto;
        overflow-x: hidden;
        overflow-y: auto;
    }

    .container-left {
        display: none;
    }

    .morita {
        position: relative;
        top: auto;
        left: auto;
        display: block;
        width: 180px;
        margin: 0 auto;
    }

    .side {
        position: relative;
        bottom: auto;
        left: auto;
        width: auto;
        height: auto;
        margin: 16px 0;
        padding: 16px;
        font-size: 22px;
        line-height: 1.6;
        background: rgba(255, 255, 255, 0.85);
        border-radius: 20px;
    }

    .container-right {
        position: relative;
        top: auto;
        right: auto;
        transform: none;
        width: auto;
        height: auto;
        background-image: none;
        overflow: visible;
    }

    .main {
        position: relative;
        top: auto;
        right: auto;
        width: auto;
        height: auto;
        padding: 0;
    }

    .main iframe {
        width: 100%;
        height: calc(70 * var(--vh, 1vh));
        background: #ffffff;
        border-radius: 20px;
    }

    .strawberry {
        right: 16px;
        width: 70px;
    }

    .sparkle {
        pointer-events: none;
    }

    .puppy {
        right: 12px;
        bottom: 16px;
        width: 90px;
    }
}