#form {
    width: 100%;
}
/*#form label{
    width: 50%;
}*/

.span_cont{
    font-weight: bold;
    font-size: 21px;
    color: #f00;
    margin-left: 0;
    float: none;
}
#submit{
    width: 40%;
}
#style_div{
    text-align: right;
    width: 100%;
}
#label_div{
    text-align: left;
    width: 50%;
}
h6{
 font-family: inherit;
    font-weight: bold;
    color: inherit;
}
/*Модальное окно*/
.modal {
    background: #fff;
    left: 35%;
    position: fixed;
    top: 35%;
    width: 25%;
    border-radius: 10px;
    margin-left: 0;
    box-shadow: 0 0 10px #000;
    box-sizing: border-box;
}

.modal h2 {
    margin: 0;
    padding-left: 10px;
}

.modal header {
    background: #f0f0f0;
    border-radius: 10px;
    text-align: center;
    font-family: sans-serif;
}

.modal section {
    padding-left: 10px;
    font: 20px sans-serif;

}
.modal footer {
    margin-top: 5px;
}

.modal .btn {
    float: right;
    margin: 0 10px 10px 0;
    font: 18px sans-serif;
    width: 15%;
}