html, body, #app {
    height: 100%;
    margin: 0px;
    padding: 0px;
}
.d2-app-loading-group {
    height: 100%;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background: linear-gradient(to bottom, rgba(255,255,255,0.15) 0%, rgba(0,0,0,0.15) 100%), radial-gradient(at top center, rgba(255,255,255,0.40) 0%, rgba(0,0,0,0.40) 120%) #989898;
    background-blend-mode: multiply,multiply;
}
.d2-app-loading-title {
    color: #FFF;
    font-weight: bold;
    font-size: 14px;
    margin-top: 40px;
    margin-bottom: 10px;
    letter-spacing: 0.2em;
}
.d2-app-loading-sub-title {
    color: #FFF;
    font-size: 10px;
    margin-bottom: 10px;
}
.d2-app-loading-sub-info {
    color: #FFF;
    font-size: 10px;
    opacity: .8;
    margin-bottom: 4px;
}
.d2-app-loading-btn {
    text-decoration: none;
    display: inline-block;
    line-height: 1;
    white-space: nowrap;
    cursor: pointer;
    background: #fff;
    border: 1px solid #dcdfe6;
    border-color: #dcdfe6;
    color: #606266;
    -webkit-appearance: none;
    text-align: center;
    box-sizing: border-box;
    outline: none;
    margin: 0;
    transition: .1s;
    font-weight: 500;
    -moz-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
    padding: 12px 20px;
    font-size: 14px;
    border-radius: 4px;
    /* 圆角 */
    padding: 7px 15px;
    border-radius: 20px;
    font-size: 12px;
}
.d2-app-loading-grid {
    width: 30px;
    height: 30px;
}
.d2-app-loading-grid .d2-app-loading {
    width: 10px;
    height: 10px;
    background-color: #FFF;
    float: left;
    -webkit-animation: d2-app-loading-grid-scale-delay 1.3s infinite ease-in-out;
    animation: d2-app-loading-grid-scale-delay 1.3s infinite ease-in-out;
}
.d2-app-loading-grid .d2-app-loading1 {
    border-top-left-radius: 4px;
    -webkit-animation-delay: 0.2s;
    animation-delay: 0.2s; }
.d2-app-loading-grid .d2-app-loading2 {
    -webkit-animation-delay: 0.3s;
    animation-delay: 0.3s; }
.d2-app-loading-grid .d2-app-loading3 {
    border-top-right-radius: 4px;
    -webkit-animation-delay: 0.4s;
    animation-delay: 0.4s; }
.d2-app-loading-grid .d2-app-loading4 {
    -webkit-animation-delay: 0.1s;
    animation-delay: 0.1s; }
.d2-app-loading-grid .d2-app-loading5 {
    -webkit-animation-delay: 0.2s;
    animation-delay: 0.2s; }
.d2-app-loading-grid .d2-app-loading6 {
    -webkit-animation-delay: 0.3s;
    animation-delay: 0.3s; }
.d2-app-loading-grid .d2-app-loading7 {
    border-bottom-left-radius: 4px;
    -webkit-animation-delay: 0s;
    animation-delay: 0s; }
.d2-app-loading-grid .d2-app-loading8 {
    -webkit-animation-delay: 0.1s;
    animation-delay: 0.1s; }
.d2-app-loading-grid .d2-app-loading9 {
    border-bottom-right-radius: 4px;
    -webkit-animation-delay: 0.2s;
    animation-delay: 0.2s; }

@-webkit-keyframes d2-app-loading-grid-scale-delay {
    0%, 70%, 100% {
        -webkit-transform: scale3D(1, 1, 1);
        transform: scale3D(1, 1, 1);
    } 35% {
          -webkit-transform: scale3D(0, 0, 1);
          transform: scale3D(0, 0, 1);
      }
}

@keyframes d2-app-loading-grid-scale-delay {
    0%, 70%, 100% {
        -webkit-transform: scale3D(1, 1, 1);
        transform: scale3D(1, 1, 1);
    } 35% {
          -webkit-transform: scale3D(0, 0, 1);
          transform: scale3D(0, 0, 1);
      }
}