* {
    margin: 0; padding: 0;
}
html {
    background-color: #000000;
    color: #ffffff;
    font-family: 'Times New Roman', Times, serif;
    font-size: 17px;
    background-image:  url(img/top_gif1.gif), url(img/paper01.jpg);
    background-size: 300px, auto;
}
body {
    margin-left: 65px;
    padding: 30px 0px;
    width: 1200px;
}
main {
    width: 900px;
    min-height: 100vh;
}
h1, b, i, small {
    color: #ff0000;
}
h1 {
    font-size: 3em;
    text-align: center;
    padding: 10px;
}
h2 {
    background-color: #000000;
    border: #ff0000 solid;
    border-width: 0px 0px 1px 25px;
    border-radius: 25px 0px;
    padding-left: 5px;
    margin: 15px 5px;
}
p {
    padding: 10px;
}
a {
    color: #ffffff;
    background-color: #ff0000;
    padding: 2px;
    text-decoration: none;
}
a:hover {
    background-color: #000000;
    color: #ff0000;
}
img {
    max-width: 100%;
}
ul {
    margin: 10px 50px;
}
section {
    background-color: #000000cc;
    border-radius: 10px;
    border: 1px solid;
}
.mess {
    width: 250px;
    height: 250px;
    padding: 10px;
    border-width:7px;
    border-style:solid;
    border-image: url("img/lace2.png") 8 round;
    margin: 10px;
    background-image: url(img/link.gif), url(img/group.jpg);
    background-position: center center;
    background-size: cover, cover;
}
.right { float: right; }
.left { float: left; }
.clearfix { clear: both; }

.border {
max-width: 450px;
max-height: 450px;
    border-width:7px;
    border-style:solid;
    border-image: url("img/lace2.png") 8 round;
    margin: 10px;
}
.youtube {
    width: 730px;
    padding: 10px;
    margin: auto;
    iframe {
        border: 1px solid;
        margin: auto;
    }
    h3 {
        color: #ff0000;
        padding: 5px;
    }
}
nav {
    float: right;
    margin-top: 200px;
    width: 250px;
    background-color: #000000cc;
    border-radius: 10px;
    border: 1px solid;
}
nav a {
    display: block;
    margin: 2px;
}
nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}
nav li {
    display: block;
}
.title {
    font-size: 19px;
    text-align: center;
}
.cbox {
    display: none;
}