:root {
    --main-color: #4a90e2;
    --second-color: #f1c40f;
}

/* fonts */
.montez-regular {
    font-family: "Montez", cursive;
    font-weight: 400;
    font-style: normal;
}
.gaegu-regular {
    font-family: "Gaegu", serif;
    font-weight: 400;
    font-style: normal;
}

body {
    /* background-color: var(--second-color); */
    font-family: Gaegu;
    height: 90vh;
    overflow: hidden;
}

.hidden {
    visibility: hidden;
    opacity: 0;
}

#container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

/* page1 */
.content {
    margin-top: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 10px;
    line-height: 1px;
    color: #f9f9f9;
    /* margin: 0; */
}
.content h1 {
    font-size: 4rem;
    font-family: Montez;
    line-height: 10px;
}
.content h2 {
    font-size: 3.6rem;
    font-family: Gaegu;
    /* font-style: underline; */
}
.content p {
    font-family: Gaegu;
    font-size: 1.6rem;
}
.content span {
    position: relative;
}

.content span::before {
    margin: 0 -0.3em;
    padding: 0.1em 0.4em;
    border-radius: 0.8em 0.3em;
    background: transparent;
    content: "";
    position: absolute;
    top: 20%;
    left: 0;
    width: 100%;
    height: 30px;
    background-color: var(--second-color);
    transform: rotate(-15deg);
    transform-origin: center center;
    z-index: -1;
}

.btn-bottom {
    position: absolute;
    transform: translateX(-50%);
    left: 50%;
    bottom: 8%;
    padding: 8px 16px;
    background-color: var(--main-color);
    border-radius: 5px;
    border: none;
    color: #f9f9f9;
    font-weight: bold;
    cursor: pointer;
    font-family: Gaegu;
    font-size: 2rem;
}

/* photo */
.photo {
    width: 150px;
    height: 150px;
    overflow: hidden;
    border-radius: 8px;
    position: relative;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.7s ease-in-out;
    cursor: zoom-in;
}

.photo img {
    width: 80%;
    height: 80%;
    object-fit: cover;
    border: 10px solid #f9f9f9;
}

.photo:hover {
    transform: scale(1.4);
}

#photo1 {
    position: absolute;
    top: 15%;
    left: 10%;
    rotate: -20deg;
}
#photo2 {
    position: absolute;
    bottom: 15%;
    left: 15%;
    rotate: 20deg;
}
#photo3 {
    position: absolute;
    top: 15%;
    right: 10%;
    rotate: 20deg;
}
#photo4 {
    position: absolute;
    bottom: 15%;
    right: 15%;
    rotate: -20deg;
}

/* page2 */
.wish {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

/* card */
.card {
    margin: 5%;
    width: 500px;
    height: 60vh;
    padding: 20px;
    border-radius: 15px;
    background-color: #fff;
    background-image: url(resource/img/paper.jpg);
    background-size: cover;
    background-position: center;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
    text-align: center;
    position: relative;
    overflow: hidden;
    color: #fff;
}

.card h1 {
    font-size: 2.2rem;
    color: dodgerblue;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
}

.typing-text {
    font-size: 1.5rem;
    display: inline-block;
    white-space: nowrap;
    /* vertical-align: top; */
    /* color: lightcoral; */
    color: deepskyblue;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.7);
}

#disqus_thread {
    scale: 0.9;
    width: 60vw;
    height: 500px;
    overflow-y: auto;
    border: 1px solid #ccc;
    padding: 10px;
}

.hint {
    font-size: 1.2rem;
    color: white;
    font-family: Gaegu;
    z-index: -1;
    opacity: 0.5;
    user-select: none;
    touch-action: manipulation;
}

/* fade */
.fadein7s {
    animation: fadein 7s ease-in-out;
    /* animation-delay: 1s; */
    /* display: block; */
}

@keyframes fadein {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

@media (max-width: 576px) {
    html {
        font-size: 60%;
        overflow-x: hidden;
    }

    .content {
        margin-top: 57%;
    }
    .content h1 {
        font-size: 3.3rem;
    }

    .wish {
        flex-direction: column;
        align-items: center;
    }

    .card {
        margin-top: 10%;
        height: 20vh;
    }

    .card {
        font-size: 2.6rem;
    }
    .card h1 {
        font-size: 3.2rem;
    }
    .card .typing-text {
        font-size: 2.6rem;
    }

    .photo {
        z-index: 3;
    }

    #photo1 {
        width: 50%;
        top: 5%;
        left: 5%;
    }
    #photo2 {
        width: 50%;
        top: 60%;
        left: 5%;
    }
    #photo3 {
        width: 50%;
        top: 5%;
        right: 5%;
    }
    #photo4 {
        width: 50%;
        top: 60%;
        right: 5%;
    }

    #disqus_thread {
        width: 100vw;
        height: 500px;
        scale: 0.8;
    }
}