#list li:first-child .art-content {
    margin-top: 10%;
    max-width: 81%;
}
#list li:first-child #s15 {
    cursor:  default;
    background-color:  transparent !important;
}
#list li:last-child .art-content {
    margin: 54% auto 0 auto;
}
.art-content .term_py {
    bottom: -8px;
}