html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-rendering: optimizeLegibility;
    background-color: #fff;
    font-family: "Times New Roman", "YuMincho", "Hiragino Mincho ProN", "Yu Mincho", "MS PMincho", serif;
    font-size: 16px;
    line-height: 1.6;
}

body,
html {
    height: 100%
}

body {
    margin: 0
}

a{
    text-decoration: none;
}
a img:hover{
    opacity: 0.7;
    transition: 0.2s;
}
a img{
    opacity: 1;
    transition: 0.2s;
}

.pc{
    display:block;
}
.sp{
    display:none;
}
@media(max-width:750px) {
    .pc{
        display:none;
    }
    .sp{
        display:block;
    }
}