#mycheckbox {
}

    #mycheckbox label {
        display: inline-block;
        margin: 10px 20px;
        line-height: 16px;
        font-size: 14px;
    }

.mycheckbox label {
    display: inline-block;
    margin: 10px 20px;
    line-height: 16px;
    font-size: 14px;
}

a, button, input, textarea {
    -webkit-tap-highlight-color: rgba(255,0,0,0);
    -moz-tap-highlight-color: rgba(255,0,0,0);
    outline: none;
}

    input[type=checkbox] {
        -webkit-appearance: none;
        width: 16px;
        height: 16px;
        border: 1px solid #ddd;
        border-radius: 4px;
        vertical-align: middle;
        margin: 0;
    }

        input[type=checkbox]:before {
            content: ' ';
        }

        input[type=checkbox]:checked {
            background: #4483bd;
            border: 1px solid #4483bd;
        }

            input[type=checkbox]:checked:before {
                content: '';
                width: 4px;
                height: 8px;
                border-bottom: 2px solid #fff;
                border-right: 2px solid #fff;
                transform: rotate(45deg);
                display: block;
                margin-left: 4px;
                margin-top: 1px;
            }

.choose {
    border-bottom: 1px solid #e5e5e5;
}

.mybtn {
    background: #4483BD;
    border: none;
    padding: 5px 10px;
    color: #fff;
    margin: 10px;
    border-radius: 4px;
}