.stm-icon-lock {
    width: 96px;
    height: 96px;
    position: relative;
    overflow: hidden;
    margin: 20px auto;
}

.stm-icon-lock .stm-lock-top-1 {
    width: 40%;
    height: 40%;
    position: absolute;
    left: 50%;
    margin-left: -20%;
    top: 14%;
    border-radius: 40%;
    background-color: #02A7D7;
}

.stm-icon-lock .stm-lock-top-2 {
    width: 24%;
    height: 40%;
    position: absolute;
    left: 50%;
    margin-left: -12%;
    top: 22%;
    background-color: #000;
    border-radius: 25%;
}

.stm-icon-lock .stm-lock-body {
    width: 60%;
    height: 48%;
    position: absolute;
    left: 50%;
    margin-left: -30%;
    bottom: 11%;
    background-color: #02A7D7;
    border-radius: 15%;
}

.stm-icon-lock .stm-lock-hole {
    width: 16%;
    height: 16%;
    position: absolute;
    left: 50%;
    margin-left: -8%;
    top: 51%;
    border-radius: 100%;
    background-color: #000;
}

.stm-icon-lock .stm-lock-hole:after {
    content: "";
    width: 43%;
    height: 78%;
    position: absolute;
    left: 50%;
    margin-left: -20%;
    top: 100%;
    background-color: inherit;
}


.stm_title:hover,
.stm_title:active,
.stm_title:focus{
    color: inherit;
    box-shadow: none;
    outline: unset;
}

.stm_title {
    font-size: 20px;
    cursor: pointer;
    display: block;
    text-decoration: none;
    text-align: center;
}

#stm-features {
    margin: auto;
    width: 450px;
}

#stm-features h1 {
    text-align: center;
}


#stm-features ol {
    counter-reset: li;
    list-style: none;
    *list-style: decimal;
    font: 15px 'trebuchet MS', 'lucida sans';
    padding: 0;
    margin-bottom: 4em;
}

#stm-features a {
    position: relative;
    display: block;
    padding: .4em .4em .4em 2em;
    *padding: .4em;
    margin: .5em 0;
    background: #FFF;
    color: #444;
    text-decoration: none;
    border-radius: .3em;
    cursor: pointer;
}

#stm-features a:hover {
    background: #cbe7f8;
}

#stm-features a:before {
    content: counter(li);
    counter-increment: li;
    position: absolute;
    left: -1.3em;
    top: 50%;
    margin-top: -1.3em;
    background: #87ceeb;
    height: 2em;
    width: 2em;
    line-height: 2em;
    border: .3em solid #fff;
    text-align: center;
    font-weight: bold;
    border-radius: 2em;
    color: #FFF;
}