@media only screen and (max-width:900px){
.nav_desc{
    display: none;
}
hr{
display: none;
}
.logo_crd{
display: block;
width: 30%;
margin: none;
}
.btn_abr{
display: flex;
float: right;
}
.btn_crdo{
display: flex;
float: right;
}
.btn_abrir{
display: block;
width: 100px;
position: relative;
bottom: 70px;
width: 60px;
height: 60px;
background-color: #bbdefb;
border-color: transparent;
border-radius: 15px;
}
.btn_cerrar{
display: block;
position: relative;
width: 40px;
height: 40px;
background-color: #e04f5f;
border-color: transparent;
border-radius: 15px;
}
.header_hm{
display: inline;
}
.modal{
width: 90vw;
background-color: #bbdefb;
border-color: transparent;
}
.modal::backdrop{
background-color: rgba(0, 0, 0, 0.615);
}
.logo_hm{
width: 30%;
position: relative;
}
.hm_element{
display: flex;
flex-direction: column;
padding: 20px;
gap: 40px;
position: relative;
top: 30px;
}
#hm_element1,
#hm_element2,
#hm_element3,
#hm_element4,
#hm_element4_bis,
#hm_element5,
#hm_element6,
#hm_element7,
#hm_element8{
font-size: 18px;
text-decoration: none;
color: black;
}
#nav a{
padding: 15px;
}
.page_title{
        font-size: 18px;
        position: relative;
        margin-right: 20px;
        margin-left: 20px;

    }
    h1{
        margin: 30px;
    }
.container{
    display:flex;
    flex-direction: column;
}
#sec{
    width: 90%;
    height: auto;
    margin: 30px;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 20px;
}
.cdro2{
position: relative;
bottom: 500px;
}
.cdro3{
    position: relative;
    bottom: 400px;
}
.cdro4{
    position: relative;
    bottom: 450px;
}
.img1{
    position: relative;
    text-align: right;
    bottom: 250px;
}
.img2{
    position: relative;
    text-align: left;
    bottom: 100px;
}
.line1,
.line2,
.line3,
.line4{
    width: 5px;
    background-color: #e04f5f;
    position: relative;
    border-radius: 15px;
}

.line1{
    height: 300px;
    left: 200px;
    bottom: 2px;
}
.line2{
    height: 170px;
    left: 550px;
    bottom: 400px;
}
.line3{
    height: 200px;
    left: 200px ;
    bottom: 400px;
}
.line4{
    height: 300px;
    left: 370px;
    bottom: 450px;
}
.dot1,
.dot2,
.dot3,
.dot4{
    width: 15px;
    height: 15px;
    background-color: white;
    border: 2px solid #e04f5f;
    border-radius: 50%;
    position: relative;
    left: 193px;
    
}
.dot3{
    position: relative;
    bottom: 400px;
    left: 195px;
}
.dot1{
    bottom: 6px;
}
.dot2{
    position: relative;
    top: -400px;
    left: 543px;
}
.dot4{
    position: relative;
    bottom: 450px;
    left: 363px;
}
#side_menu{
    position: relative;
    padding-left: 0px;
    width: 350px;
    bottom: 445px;
    
}
}