/*  导航*/
#dh{
    transition-duration: 1s;
}

.dh{
  animation-delay: 0.5s;
    width:100%;
    height:35px;
    z-index: 999;
    /*position:fixed;*/
    flex-direction:row;
    top:0%;
    border-bottom:1px solid rgba(0, 0, 0, 0);
    
    background-color: rgb(255, 255, 255,0.9);
    /*padding:10px;*/
  }

  
  
  /* 头像 */
  .MY {
      margin-right:20px;
      transition-duration: 1s;
    
}
.MY .img{
    border-radius: 20px;
    overflow: hidden;
    max-width: 49.19px;
    max-height: 27.0px;
    
}
.MY img{
width:49.19px;
}

.MY .nr{
    transform: translate(-150px, 5px);
    position: absolute;
    border-radius:10px;
    border:1px solid rgba(0, 0, 0, .15);
    
    background-color:white;
    width: 200px;
    height: 300px;
    
        z-index: 999;
    padding:10px;
    
}




    .dh .head{
        right:0;
        left:0;
        top:0;
        max-height: 50px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 10px;
        position:relative;
        z-index:20;
        
        background-color: rgb(255 255 255 / 43%);
        backdrop-filter: blur(63px);
        
    }
    .dh .title{
        font-size: 20px;
        font-weight: bold;
    }
    .dh .menu{
        display: flex;
        gap: 20px;
    }
    .dh .menu a{
        text-decoration: none;
        color: black;
        font-size: 18px;
    }
    .dh .menu a:hover{
        color: blue;
    }
    
    
    
    
    /* 动画 */
    @keyframes fadeInZoom {
    0% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
    }

    .bg_head .bg_head_text {
    animation: fadeInZoom 1s ease-out forwards;
    }

    @keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
    }

    .head.fixed {
    animation: slideDown 0.3s ease-out;
    }

    @keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
    }