html,body{height:100%;margin:0;padding:0}#particles-js{z-index:-1;background-color:#b61924;width:100%;height:100vh;position:fixed;top:0;left:0}#wrapper{z-index:1;width:100%;min-height:100%;position:relative}main{z-index:1;width:100%;min-height:100vh;position:relative}a{margin:10px;display:inline-block}
.pc{display:block!important}.sp{display:none!important}@media only screen and (max-width:750px){.pc{display:none!important}.sp{display:block!important}img{max-width:100%}}