#about_us{
    margin: 0 10% 0 10%;
}

/* Style the buttons that are used to open and close the accordion panel */
.accordion {
    background-color: #9BD4F2;
    color: #6B97FF;
    cursor: pointer;
    padding: 10px;
    width: 100%;
    text-align: left;
    border: none;
    outline: none;
    transition: 0.4s;
    font-size: 20px;
    padding-bottom: 0px;
}

.accordion:after {
    content: '\002B';
    color: #777;
    font-weight: bold;
    float: right;
    margin-left: 5px;
    font-size: 30px;
}

/* Add a background color to the button if it is clicked on (add the .active class with JS), and when you move the mouse over it (hover) */
.active, .accordion:hover {
    background-color: #bbe2f6;
}

/* Style the accordion panel. Note: hidden by default */
.panel {
    padding: 0 18px;
    background-color: white;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease-out;
}

/*.active:after {
    content: "\2212";
}*/

/* Create two equal columns that floats next to each other */
.column {
    float: left;
    width: 50%;
    padding: 10px;
}

#mail_submit{
    color: #FF8B08;
    font-size: 25px;
    background-color: #9BD4F2;
}

#mail_submit:hover{
    background-color: #bbe2f6;
}

#captcha{
    position:sticky; 
    margin: 0 auto 20px auto; 
    width:300px;
}

@media(max-width: 550px){
    #captcha{
        transform:scale(0.6);
        transform-origin:0 0;
        width: 200px;
    }
}