.cus-radio {
    display: inline-block;
}

    .cus-radio input[type="radio"] + label::before {
        content: "\a0"; /*不换行空格*/
        display: inline-block;
        vertical-align: middle;
        font-size: 18px;
        width: 1em;
        height: 1em;
        margin-right: .4em;
        border-radius: 50%;
        border: 1px solid #01cd78;
        text-indent: .15em;
        line-height: 1;
    }

    .cus-radio input[type="radio"]:checked + label::before {
        background-color: #01cd78;
        background-clip: content-box;
        padding: .2em;
    }

    .cus-radio input[type="radio"] {
        position: absolute;
        opacity: 0;
        width: 1.3em;
        height: 1.3em;
        top: 0.3em;
        z-index: 3;
    }

/*-------------------------
	Inline help tip
--------------------------*/


.help-tip {
    position: absolute;
    bottom: 11px;
    right: 11px;
    text-align: center;
    background-color: #BCDBEA;
    border-radius: 50%;
    width: 15px;
    height: 15px;
    font-size: 13px;
    line-height: 18px;
    cursor: default;
}

    .help-tip:before {
        content: '?';
        font-weight: bold;
        color: #fff;
    }

    .help-tip:hover p {
        display: block;
        transform-origin: 100% 0%;
        -webkit-animation: fadeIn 0.3s ease-in-out;
        animation: fadeIn 0.3s ease-in-out;
    }

    .help-tip p {
        display: none;
        text-align: left;
        background-color: #1E2021;
        padding: 20px;
        width: 300px;
        position: absolute;
        border-radius: 3px;
        box-shadow: 1px 1px 1px rgba(0, 0, 0, 0.2);
        right: -4px;
        color: #FFF;
        font-size: 13px;
        line-height: 1.4;
        z-index: 9999;
    }

        .help-tip p:before {
            position: absolute;
            content: '';
            width: 0;
            height: 0;
            border: 6px solid transparent;
            border-bottom-color: #1E2021;
            right: 6px;
            top: -12px;
        }

        .help-tip p:after {
            width: 100%;
            height: 40px;
            content: '';
            position: absolute;
            top: -40px;
            left: 0;
        }

@-webkit-keyframes fadeIn {
    0% {
        opacity: 0;
        transform: scale(0.6);
    }

    100% {
        opacity: 100%;
        transform: scale(1);
    }
}

@keyframes fadeIn {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 100%;
    }
}