不需要@keyframe的图片背景轮播+毛玻璃

body:before {
        content: close-quote;
        width: 551px;
        right: 10px;
        top: 30px;
        position: fixed;
        background: center,url();
        background-size: cover;
        background-position: center;
        height: 200px;
}

body {
        background:none!important;
}


#hd {
        visibility: hidden;
}

#ct:hover {
        background: rgba(255,255,255,0.8)!important;
}

#ct {
        background: rgba(255,255,255,0.7)!important;
        transition: background 0.5s;
        border-radius: 7px;
        backdrop-filter: blur(5px);
        box-shadow: 0px 0px 20px 6px rgba(0,0,0,0.12),0px 0px 20px 6px rgba(0,0,0,0.12);
}

#ft {
        visibility: hidden;
}

#pprl li {
        padding: 3px 0 3px 0!important;
}

#pprl {
        height: 120px;
padding-bottom:0!important;
}
.block .dxb_bc{
padding-bottom:0!important;
}

#pprl em {
        display: none;
}

#pprl a {
        font-size: 26px
}

.hm img {
        border-radius: 50%;
        margin-top: -110px;
        box-shadow: 0px 0px 10px 6px rgba(0,0,0,0.12);
        padding: 2px;
        background: #FFF;
        border: 1px solid;
        border-color: #F2F2F2 #CDCDCD #CDCDCD #F2F2F2;
}

div#frame1_left {
        overflow: visible;
}

.hm .mbn a {
        visibility: hidden;
}

#profile .blocktitle span {
        display: none;
}

#scrolltop {
        display: none!important;
}


.ct2 .sd {
        overflow: visible;
}

.xs2 {
        visibility: hidden;
}

#pprl:before {
        content: close-quote;
        width: 235px;
        height: 70px;
        display: block;
        margin-left: -10px;
        background-image: url(https://qwq.moe/img/mjj.svg);
}
.ul_list {
    display: none;
}
#pprl li:nth-child(1) {
    width: 210px;
    color: #333;
    text-align: center;
    margin-top: -105px;
    font-size:24px;
    text-shadow: 1px 1px 20px rgba(33,33,33,0.3), 1px 1px 5px rgba(33,33,33,0.1);
}
#pprl li:nth-child(3){
margin-top:55px;
}

#pprl li:nth-child(2) {
        display: none
}
html{
    overflow: hidden;
}
body{
    overflow: scroll;
    height: 100vh;
    overflow-x:hidden;
}
::-webkit-scrollbar {
  width: 12px;
  background-color: transparent;
}
::-webkit-scrollbar-thumb {
  border-radius:12px;
  background-color: rgba(0, 0, 0, 0.2);
  width
  transition: all 0.3s;
}
::-webkit-scrollbar-thumb:hover {
  background-color: rgba(0, 0, 0, 0.4);
}
::-webkit-scrollbar-thumb:active {
  background-color: rgba(0, 0, 0, 0.5);
}

.gol{
    display:none;
}
#thread_content li a{
    transition:margin 0.3s;
}
#thread_content li a:hover {
    margin-left: 3px;
    text-decoration: none;
}
.mls img{
border-radius:50%;
}
.hm img{
    transition:transform 0.5s;
}
.hm img:hover{
    transform:rotate(360deg);
}
.mls img{
    transition:transform 0.5s;
}
.mls img:hover{
    transform:rotate(-360deg);
}
#thread_content .xl li {
    width: 50%;
}

#thread_content .xl {
    display: flex;
    flex-wrap: wrap;
}
#friend_content .ml {
    display: flex;
    justify-content: center;
}

#friend_content {
    padding: 0;
}
#personalinfo_content p{
display:none;
}
#thread_content .xl{
    display:flex;
    flex-wrap:wrap;
}
#thread_content .xl li{
    width:50%;
}
body:hover #toptb .y a:nth-child(1):before{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 3s, height 0s linear 3.3s;
}

#toptb .y a:nth-child(1):before{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-1;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?1)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(1):after{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 6s, height 0s linear 6.3s;
}

#toptb .y a:nth-child(1):after{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-2;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?2)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(2):before{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 9s, height 0s linear 9.3s;
}

#toptb .y a:nth-child(2):before{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-3;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?3)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(2):after{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 12s, height 0s linear 12.3s;
}

#toptb .y a:nth-child(2):after{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-4;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?4)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(3):before{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 15s, height 0s linear 15.3s;
}

#toptb .y a:nth-child(3):before{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-5;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?5)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(3):after{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 18s, height 0s linear 18.3s;
}

#toptb .y a:nth-child(3):after{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-6;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?6)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(4):before{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 21s, height 0s linear 21.3s;
}

#toptb .y a:nth-child(4):before{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-7;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?7)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(4):after{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 24s, height 0s linear 24.3s;
}

#toptb .y a:nth-child(4):after{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-8;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?8)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(5):before{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 27s, height 0s linear 27.3s;
}

#toptb .y a:nth-child(5):before{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-9;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?9)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(5):after{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 30s, height 0s linear 30.3s;
}

#toptb .y a:nth-child(5):after{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-10;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?10)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(6):before{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 33s, height 0s linear 33.3s;
}

#toptb .y a:nth-child(6):before{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-11;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?11)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(6):after{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 36s, height 0s linear 36.3s;
}

#toptb .y a:nth-child(6):after{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-12;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?12)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(7):before{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 39s, height 0s linear 39.3s;
}

#toptb .y a:nth-child(7):before{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-13;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?13)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(7):after{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 42s, height 0s linear 42.3s;
}

#toptb .y a:nth-child(7):after{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-14;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?14)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

body:hover #toptb .y a:nth-child(8):before{
  opacity:0;
  height:0;
  transition: opacity 0.3s linear 45s, height 0s linear 45.3s;
}

#toptb .y a:nth-child(8):before{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-15;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?15)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
  transition: opacity 0.3s linear 0s;
}

#toptb .y a:nth-child(8):after{
  content:close-quote;
  display:block;
  position:fixed;
  z-index:-16;
  top:0;
  left:0;
  opacity:1;
  width:100vw;
  height:100vh;
  background-image: url(https://api.ixiaowai.cn/api/api.php?16)!important;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
}
#toptb{
    height:0;
    overflow:hidden;
    border:none!important;
}