/*标题*/
.title
{
    font-size: 3.5rem;

    margin-top: 10rem;
    margin-bottom: 2rem;

    color: #28a745;
}


/*input框*/
.content
{
    margin-top: 1rem;
    border: 1px solid #ccc;
}
.content:hover{
    border: 1px solid #28a745;
}
.input-group-lg label
{
    font-size: 1.5rem;

    margin-top: 1rem;
    margin-bottom: 0;

    color: #666;
}
.input-group-sm label
{
    font-size: 1.1rem;

    margin-top: 1rem;
    margin-bottom: 0;

    color: #666;
}
.form-control
{
    border: 1px solid #ccc;
}
.form-control-lg,
.input-group-lg > .form-control,
.input-group-lg > .input-group-append > .btn,
.input-group-lg > .input-group-append > .input-group-text,
.input-group-lg > .input-group-prepend > .btn,
.input-group-lg > .input-group-prepend > .input-group-text
{
    font-size: 1.25rem;
    line-height: 1.5;

    padding: .5rem 1rem;
}
.input-group > .form-control:not(:first-child)
{
    -moz-border-radius: .5rem;
         border-radius: .5rem;
}
.form-control:focus
{
    color: #495057;
    border-color: #28a745;
    outline: 0;
    background-color: #fff;
    /*box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);*/
    -webkit-box-shadow: 0 0 0 0.2rem rgb(40 167 69 / 10%);
       -moz-box-shadow: 0 0 0 0.2rem rgb(40 167 69 / 10%);
            box-shadow: 0 0 0 0.2rem rgb(40 167 69 / 10%);
}

/*button按钮*/
button
{
    font-weight: bold;

    margin: 2rem;
}
/*友情链接*/
.friendLink
{
    font-size: 1rem;
    margin-top: 5rem;
    margin-bottom: 2.5rem;
}
.friendLink a
{
    text-decoration: none;
}
.friendLink a:hover
{
    text-decoration: underline;

    color: #28a745;
}

/*二维码*/
.qrcode
{
    width: 200px;
    height: 200px;
    margin: 1rem auto;
    padding-top: 10px;

    border: 1px solid #ccc;
    -moz-border-radius: 5px;
         border-radius: 5px;
    -moz-background-size: cover;
         background-size: cover;
}