style.css

.img_logo {
    width: 160px;
    height: auto;
}


.header, .navigation_header {
    display:flex;
    flex-direction:row;
    align-items:center;
}

.header {
    box-shadow: 1px, 1px, 4px, black;
    height: 4em;
    justify-content: space-between;
    padding: 0 10%;
    background-color: rgb(223, 218, 218);
    border-radius: 10px;
}

.navigation_header {
    gap: 3em;
    list-style: none;
    z-index: 2;
}

.navigation_header a{
    text-decoration: none;
    color:rgb(201, 3, 19);
    transition: 1s;
    font-weight: bold;
}

.btn_icon_header {
    display: none;
    background-color: transparent;
    border: none;
    color: red;
    cursor: pointer;
}

@media screen and (max-width:768px) {
    .btn_icon_header {
        display:block;
    }
    .navigation_header{
        position:absolute;
        flex-direction: column;
        top: 0;
        background-color: rgb(223, 218, 218);
        height: 100%;
        width: 35vw;
        padding: 16px;
        animation-duration: 1s;
        margin-left:-100vw;
    }
}

@keyframes showSidebar {
    from {margin-left: -100vw;}
    top {margin-left: -10vw;}
}

body {
    color: rgb(0, 0, 0);
    font-family: 'Lato', sans-serif; 
    
}

form {
    min-width: 280px;
    max-width: 1000px;
}

h1 {
    font-family: 'lato', sans-serif;
    font-size: 30px;
    color:#32292F;
    background-color: rgb(227, 15, 35);
    border-radius:10px;
    text-align: center;
    letter-spacing: 1px;
    height: 40px;
    width: 100%;
    box-shadow: 1px, 1px, 4px, black;
}

h2 {
    color:#444444;
    text-align:justify;

}

.question {
    padding: 10px;
    
}

.range {
    padding: 10px;
}

.text_area {
    padding: 10px;
}

textarea {
    margin: 8px 0;
    padding-left: 1px;
    width: 100%;
    height: 120px;
    border: 1x solid #ccc;
    position:relative;
    font-size: 16px;
    max-width: 800px;
    color: #444;
    resize:initial;
    font-family: 'lato', sans-serif;
    font-size: 15px;
}

.submit {
    text-align: center;
}