*, *:before, *:after {
    box-sizing: border-box;
}

.g-sign-in-button {
    margin: 10px;
    display: inline-block;
    width: 240px;
    height: 50px;
    background-color: #4285f4;
    color: #fff;
    border-radius: 1px;
    box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.25);
    transition: background-color .218s, border-color .218s, box-shadow .218s;
}

    .g-sign-in-button:hover {
        cursor: pointer;
        -webkit-box-shadow: 0 0 3px 3px rgba(66, 133, 244, 0.3);
        box-shadow: 0 0 3px 3px rgba(66, 133, 244, 0.3);
    }

    .g-sign-in-button:active {
        background-color: #3367D6;
        transition: background-color 0.2s;
    }

    .g-sign-in-button .content-wrapper {
        height: 100%;
        width: 100%;
        border: 1px solid transparent;
    }

    .g-sign-in-button img {
        width: 18px;
        height: 18px;
    }

    .g-sign-in-button .logo-wrapper {
        padding: 15px;
        background: #fff;
        width: 48px;
        height: 100%;
        border-radius: 1px;
        display: inline-block;
    }

    .g-sign-in-button .text-container {
        font-family: Roboto,arial,sans-serif;
        font-weight: 500;
        letter-spacing: .21px;
        font-size: 16px;
        line-height: 48px;
        vertical-align: top;
        border: none;
        display: inline-block;
        text-align: center;
        width: 180px;
    }