* {
    margin: 0;
    overflow: hidden;
}
html,body {
    height: 100%;
}
/*.nav {*/
/*    width: 100%;*/
/*    height: 90px;*/
/*    line-height: 90px;*/
/*    list-style: none;*/
/*    color: #fff;*/
/*    position: fixed;*/
/*    text-align: center;*/
/*    letter-spacing:3px;*/

/*}*/
.right {
    float: right;
    margin-right: 1%;
    margin-top: 1%;

}
#about {
    width: 47px;
    height: 47px;
    display: inline-block;
    background-image: url(../images/cancellation.png);
}

.sidebar {
    width: 8%;
    height: 40%;
    line-height: 40px;
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
}
.nav ul {
    font-size: 0.75em;
    font-weight: 500;
    padding-left: 5%;
}
.nav a {
    position: relative;
    text-decoration: none;
    margin-left: 0.625em;
    font-weight: 500;
}
.nav a:hover {
    color:  #fff;
}
/* Effect 1: Brackets */
.cl-effect-4 a {
    padding: 0 0 0.625em;
}

.cl-effect-4 a::after {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 0.0625em;
    background: #fff;
    content: '';
    opacity: 0;
    -webkit-transition: height 0.3s, opacity 0.3s, -webkit-transform 0.3s;
    -moz-transition: height 0.3s, opacity 0.3s, -moz-transform 0.3s;
    transition: height 0.3s, opacity 0.3s, transform 0.3s;
    -webkit-transform: translateY(-0.625em);
    -moz-transform: translateY(-0.625em);
    transform: translateY(-0.625em);
}

.cl-effect-4 a:hover::after,
.cl-effect-4 a:focus::after {
    height: 0.3125em;
    opacity: 1;
    -webkit-transform: translateY(0px);
    -moz-transform: translateY(0px);
    transform: translateY(0px);
}
/* Effect 1: Brackets 👆*/
/*.sidebar ul {*/
/*    font-size: 20px;*/
/*    font-weight: 500;*/
/*    padding-left: 5%;*/

/*}*/
/*.sidebar a {*/
/*    text-decoration: none;*/
/*    !*color: #cbcbcb;*!*/
/*}*/

/*.sidebar a:hover {*/
/*    color: rgb(255, 148, 111);*/
/*}*/



.nav-unselect {
    color: #FFFFFF;
}
.nav-select {
    font-weight: 900;
    color:  #fff;
}



/* 主体 */
iframe {
    width: 100%;
    height: 100%;
    border-width: 0;
}
/* 底部 */
footer {
    /* border-top: 1px solid #e3e3e3; */
    position: fixed;
    bottom: 0;
    right: 0;
    left: 0;
    text-align: center;
    font: 14px Helvetica Neue,Helvetica,PingFang SC,\5FAE\8F6F\96C5\9ED1,Tahoma,Arial,sans-serif;
    box-shadow: 0 -1px 2px 0 rgba(0,0,0,.0);
    box-sizing: border-box;
    background-color: rgba(255,255,255,.05);
    z-index: 999;
    height: 20px;
    font-size: 13px;
    line-height: 20px;
}
footer a {
    color: #3573ab;
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
}