body {
    width: 1200px;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 100%;
    background-image: url('../pic/bg.svg');
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size: cover;
}

h1 {
    font-size: 2.5em;
}

h2 {
    font-size: 2em;
}

h3 {
    font-size: 1.5em;
}

p {
    font-size: 1em;
}


.all {
    margin: 0;
}


/*a's things (down) */



a:link {
    color: black;
    text-decoration: none;
}

a:visited {
    color: rgb(56, 56, 56);
    text-decoration: none;
}

a:hover {
    color: rgb(24, 24, 24);
    text-decoration: underline;
}

a:active {
    color: rgb(30, 30, 30);
    text-decoration: underline;
}



/*a's things (up) */



nav.navbar {
    height: 50px;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.247);
    backdrop-filter: blur(30px) brightness(100%) saturate(80%);
    position: fixed;
    font-size: 32px;
    color: rgba(143, 143, 143, 0.384);
    border-bottom-style: solid;
    border-width: 2px;
    margin-top: 0px;
    margin-left: 0px;
    margin-right: 0px;
    z-index: 1024;
}

div.header {
    display: inline;
}

#hdbt {
    background-color: rgba(255, 255, 255, 0);
    border: none;
    display: inline;
    float: left;
}

ul.navul {
    display: inline;
    list-style-type: none;
    margin: 0;
    padding: 0;
}
li.navli {
    float: left;
}

div.bardv {
    display: inline;
    margin-left: 0px;
    margin-right: 2px;
}

a.nava {
    display: block;
    padding: 4px;
    margin-left: 4px;
    margin-right: 4px;
}

/* -----------功能*------------*/

.center {
    text-align: center;
}

.tips {
    color: gray;
}

.hide {
    display: inline;
    float: right;
}

#hides {
    border-style: outset;
    background: transparent;
}

.inline {
    display: inline;
}

/* --------------#xiamian（下面）------------------- */

#bot {
    color: gray;
    min-height: 100%;
    display: flex;
    flex-direction: column;
    text-align: center;
    flex: 1;
}

#1 {
    display: inline;
}

#xiamiana {
    color: gray;
    text-decoration: none;
}

/* ---------------------------------------------------- */