body {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    margin: 0;

    background:
        radial-gradient(circle at 15% 25%, #9ccc65 0%, transparent 12%),
        radial-gradient(circle at 75% 35%, #aed581 0%, transparent 15%),
        radial-gradient(circle at 30% 75%, #7cb342 0%, transparent 18%),
        radial-gradient(circle at 85% 80%, #689f38 0%, transparent 15%),
        linear-gradient(
            135deg,
            #8bc34a,
            #7cb342,
            #689f38,
            #558b2f
        );
}

h2{
    color: rgb(0, 0, 0);
    color: #388e3c;
    font-size: 45px;
    text-shadow:
        2px 2px 0 #4e7a1f,
        0 0 10px #a8ff60,
        0 0 20px #a8ff60;
        font-size: 50px;

        font-size: 50px;

    color: #33691e;

    text-shadow:
        1px 1px 0 #ffffff,
        2px 2px 0 #cddc39,
        3px 3px 0 #8bc34a,
        4px 4px 0 #558b2f,
        5px 5px 10px rgba(0,0,0,0.4);
}

th {
    color:darkolivegreen;
    padding: 10px;
    text-shadow:
    0 0 5px #fff,
    0 0 10px #fff,
    0 0 20px #00ffff,
    0 0 40px #00ffff;
}

table {
    box-shadow: 0 0 90px rgba(0,0,0,0.3);
    width: 700px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(5px);

    border-radius: 15px;

    box-shadow:
        0 15px 30px rgba(0,0,0,0.3);
    border: none;
}

table{
    border-collapse: collapse;

    border-radius: 20px;
    overflow: hidden;

    border: 2px solid #d0d0d0;  /* 外枠 */
}

th,
td{
    border: 1px solid #d0d0d0;  /* 内枠 */
}

table:hover {
    box-shadow: 0 0 30px #00ffff;
    transition: 0.3s;
}

.p_img img{
    width: 250px;
}

th, td{
    font-size: 24px;
    padding: 15px;
}

th:hover,
td:not(.p_img):hover {
    background-color: rgba(255,255,255,0.4);
    transition: 0.3s;
}

.p_img img:hover {
    transform: scale(1.1);
    transition: 0.3s;
}