.yutu1{width:99%;border:0;height:550px;border-radius:20px;}
@media (min-width:900px){#menuBtn{display:none;}}
@media (max-width:900px){
  #menuBtn {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 30px;
    height: 30px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 8px;
    position: absolute;
    top: 8px;
    right: 20px;
    z-index: 101;
    padding: 5px;
    transition: transform 0.3s ease;
  }

  #menuBtn .bar {
    width: 25px;
    height: 3px;
    background: #333;
    border-radius: 2px;
    transition: all 0.3s ease;
  }

  #menuvers {
    display: flex;
    flex-direction: column;
    position: absolute;
    
    top: 51px;
    right: 10px;
    background: #fff;
    border-radius: 0 0 12px 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    padding: 10px;
    z-index: 100;
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: max-height 0.3s ease, opacity 0.3s ease;
  }
#menuvers a{text-align:left !important;border:0;padding:12px;}
  #menuvers.show {
    max-height: 500px;
    opacity: 1;
  }

  #menuBtn.open .bar:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  #menuBtn.open .bar:nth-child(2) { opacity: 0; }
  #menuBtn.open .bar:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
}
#lrfootr a{display:inline-block;padding:8px 15px;color:#555555;text-decoration:none;}#lrfootr a:hover{color:#282828;}
.bmnow {
    background-color: #ffffff; 
    color: #4B4B4B;          
    padding: 8px 20px;margin:4px 4px;
    border: none;
    border-radius:10px;
    font-weight: 500;
    font-size: 16px;
    cursor: pointer;
    box-shadow: 0px 1px 3px rgba(0,0,0,0.1); 
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;transition: transform 0.3s ease;
  }

  .bmnow:hover {
        background-color: #136CFF;
        color:#ffffff;text-decoration:none;background: linear-gradient(90deg, #653CFF, #BC3CFF);
  }
  #menuvers a{margin-top:7px;}#menuvers{margin-right:20px;}
  @media (min-width:900px){#shrmyn{position:fixed;right:10px;top:1px;}#menuvers{margin-right:115px;}}