* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

ul li {
    list-style: none;
}

button {
    cursor: pointer;
}

#easyEditor {
    width: 500px;
    height: 300px;
    box-shadow: 0px 0px 20px 4px #aaa;
    border-radius: 10px;
    padding: 4px;
    margin: 0 auto;
    margin-top: 50px;
    outline: 0;
    padding: 10px;
}

#nav {
    width: 500px;
    margin: 0 auto;
    margin-top: 10px;
}

#nav>div {
    float: left;
}

#emoji {
    width: 30px;
    height: 30px;
    position: relative;
    margin-right: 15px;
}

#emoji .emoji_btn {
    width: 100%;
    cursor: pointer;
}

.clearfloat {
    zoom: 1;
}

.clearfloat:after {
    content: "";
    display: block;
    height: 0;
    visibility: hidden;
    clear: both;
}

#emoji_list {
    width: 280px;
    height: 85px;
    padding: 4px;
    position: absolute;
    top: 100%;
    left: 0;
    border: 1px solid #ccc;
    border-radius: 8px;
    display: none;
    background-color: #fff;
}

#emoji_list li {
    width: 30px;
    height: 24px;
    text-align: center;
    float: left;
    cursor: pointer;
    overflow: hidden;
}

button{
    margin-bottom: 10px;
    margin-right: 15px;
}

#show {
    width: 500px;
    margin: 0 auto;
    word-break: break-all;
    margin-top: 10px;
}