.rst_frontend_form {
    border-radius: 5px;
    background-color: #f2f2f2;
    padding: 30px;
}

.rst_frontend_form input {
    font-size: 16px;
    width: 100%;
    padding: 12px 20px;
    margin: 8px 0;
    box-sizing: border-box;
    border: 2px solid #ccc;
    border-radius: 5px;
    -webkit-transition: 0.5s;
    transition: 0.5s;
    outline: none;

}

.rst_frontend_form input:focus {
    border: 2px solid #555;
}

.rst_frontend_form textarea {
    border-radius: 5px;
    width: 100%;
    font-size: 16px!important;
    padding: 12px 20px;
    margin: 8px 0;
    box-sizing: border-box;
    border: 2px solid #ccc;
    -webkit-transition: 0.5s;
    transition: 0.5s;
    outline: none;
}

.rst_frontend_form textarea:focus {
    border: 2px solid #555;
}



.rst_frontend_form label {
    font-size: 20px;
    font-weight: normal;
}

.rst_frontend_form select{
    border-radius: 5px;
    font-size: 16px;
    width: 100%;
    padding: 12px 20px;
    margin: 8px 0;
    box-sizing: border-box;
    border: 2px solid #ccc;
    -webkit-transition: 0.5s;
    transition: 0.5s;
    outline: none;
}

.rst_frontend_form select:focus {
    border: 2px solid #555;
}

.rst_frontend_form input[type=submit] {
    width: 100%;
    background-color: #4CAF50;
    color: white;
    padding: 14px 20px;
    margin: 8px 0;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}