.ivu-message {
    top: 200px !important;
    font-size: 20px;
}

.ivu-message .ivu-icon {
    font-size: 25px;
}

.back_top_inner {
    border-radius: 2px;
    -webkit-box-shadow: 0 1px 3px rgb(0 0 0 / 20%);
    box-shadow: 0 1px 3px rgb(0 0 0 / 20%);
    -webkit-transition: all .2s ease-in-out;
    transition: all .2s ease-in-out;
}

.back_top i {
    font-size: 32px;
    padding: 10px;
    background: #FFE1A7;
    text-align: center;
    border-radius: 5px;
}
.ivu-icon {
    /*display: inline-block;*/
    font-family: Ionicons;
    speak: none;
    font-style: normal;
    font-weight: 400;
    font-variant: normal;
    text-transform: none;
    text-rendering: optimizeLegibility;
    line-height: 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    vertical-align: -.125em;
    text-align: center;
}

.back_top i {
    font-size: 32px;
    padding: 10px;
    background: #2d8cf0;
    text-align: center;
    border-radius: 5px;
}