body{
    margin:0;
    padding:0;
    justify-content: center;
    align-items: center;
    overflow:auto;
}
/*
Logo颜色变化代码
:root:not([data-theme="dark"]) .zlogo {
  filter: invert(1);          
}

[data-theme="dark"] .zlogo {
  filter: none;
}
*/
.panel-heading #head-logo {
  width:100px;
  object-fit: contain;  /* 保持比例 */
  margin-right: 0.5rem;
}
.panel-heading{
  color:white;
}
.panel{
  z-index:100;
  width:100%;
  max-width: 30rem;
  margin:5px;
}
.panel-block{
  background-color:rgba(255, 255, 255, 0.562)
}
.panel-block.is-flex-direction-column > .field {
  width: 100%;          /* 撑满主轴 */
  max-width: 100%;      /* 防止被图标撑爆 */
}
label{
  margin:4px;
}