@charset "UTF-8";

body {
    background-color: #000000;
}

body{ 
    background-color: #000000 ; 
    background-image: radial-gradient(#288784 1%, transparent 20%), radial-gradient(#3e15c6 1%, transparent 20%); 
    background-size: 20px 20px; 
    background-position: 0 0, 10px 10px; }

body {
    font-family: Verdana, Tahoma, sans-serif;
}

.sikaku{
    background-color: #0000007f;
    width: 400px;
    margin: auto;
    border-radius: 25px;

}

h1 {
    font-size: 26px;
    color: #fff;
    padding: 1rem;
        margin: 20px auto;
            width: 200px; 
            text-align: center;
}

ul {
    margin-bottom: 20px;
    display: flex;
}

.link-a {
    color: #ffffff;
    text-align: center;
    border: 3px solid #288784;
    background-color: #288784;
        border-radius: 20px;
        padding: 6px 0;
        margin: 20px auto;
        width: 200px; 
}

.link-b {
    color: #ffffff;
    text-align: center;
    border: 3px solid #3e15c6;
    background-color: #3e15c6;
        border-radius: 20px;
        padding: 6px 0;
        margin: 20px auto;
        width: 200px; 
}

.link-c {
    color: #ffffff;
    text-align: center;
    border: 3px solid #f09311;
    background-color: #f09311;
        border-radius: 20px;
        padding: 6px 0;
        margin: 20px auto;
        width: 200px; 
}

.icon{
    text-align: center;
    display: flex;
    justify-content:center;
}

.icon img{
    margin-bottom: 20px;
    border-radius: 50%;
    width: 200px;
}

.main {
    color: #fff;
    padding: 6px 0;
    margin: 20px auto;
        width: 300px;
        text-align: center;
}



h2{
    color: #fff;
    text-align: center;
}

footer{
    color: #fff;
    padding: 6px 0;
    margin: 20px auto;
        width: 300px;
        text-align: center;
}