body{
        font-family: arial;
        font-size: large;
}

.app_header{
        display: block;
        position:absolute;
        top:0px;
        left:0px;
        height:inherit;
        width:100%;
        margin: 0;
        border-bottom: solid 1px #0088aa;
}

.app_logo{
        position: absolute;
        top: 0px;
        left: 0px;
        height: 80px;
        margin-left: 25px;
        margin-top: 10px;
        margin-bottom: 10px;
        cursor: pointer;
}
.app_titre{
        margin-top: 30px;
        margin-bottom: 30px;
        text-align: center;
        font-weight: bold;
        font-size: xx-large;
        color:#0088aa;
}

.page{
        display: block;
        margin-top: 150px;
}

.btn_td{
        display: block;
        width: fit-content;
        margin-left: auto;
        margin-right: auto;
        margin-bottom: 40px;
        border: solid 2px;
        padding: 10px 30px;
        border-radius: 21px;
        background-color: #0088aa;
        color:white;
        text-align: center;
        font-size: xx-large;
        cursor: pointer;
}



.btn_td:hover{
        background-color: #aa8800;
}

a{
        font-style: normal;
        text-decoration: none;
}

.titre{
        width: fit-content;
        margin-left: auto;
        margin-right: auto;
        color : black;
        font-size: x-large;
        font-weight: bold;
}