.klee-one-regular {
  font-family: "Klee One", cursive;
  font-weight: 400;
  font-style: normal;
}


body {
    font-family: "Klee One", cursive;
    font-weight: 400;
    font-style: normal;
    display: flex;
    flex-direction: column;
    align-items: center;

    background-color: #CCF2F4;
    background-image: url('/static/game/psychological/img/tree.webp');
    background-repeat: no-repeat; 
    background-size: cover;
    background-position: center; 

    min-height: 100vh;                  /* ← 追加！画面の高さに広げる */
    width: 100%;
    margin: 0; 
}

.blank-row {
    margin: 20px;
}

.text {
    width: 150px;
    height: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.text-overlay {
    backdrop-filter: blur(4px);
    background-color: rgba(255, 255, 255, 0.8);
    padding: 10px 30px;
    border-radius: 10px;
    margin: 20px;
}

.fade-in {
    display: inline-block;
    opacity: 0;
    transform: translateY(100px);
    transition: opacity 2.0s ease-out, transform 2.0s ease-out;
}

.visible {
    opacity: 1;
    transform: translateY(0);
}



.aTag {
    z-index: 99;
    position: relative; /* ←これが必要！ */
    width: 85%;
    max-width: 500px;
    padding: 2px 20px;
    background-color: rgba(255, 255, 255, 0.8);
    border: 2px solid #A4EBF3;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    /* transition: transform 0.2s ease, box-shadow 0.2s ease; */
    text-align: center;
    margin: 10px;
}

    /* text-shadow: 1px 1px 2px rgba(255,255,255,0.5);  */
.aTag:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.aTag:active {
  transform: scale(0.95);
}

#bird {
    width: 100%;
    height: 100%;
    top: 0px;
    left: 0px;
    position: fixed;
    mix-blend-mode: overlay;
    filter: blur(1.0px); 
}
footer {
    /* position: relative; */
    z-index: 10;
}