* {
  box-sizing: border-box;
}

.row::after {
  content: "";
  clear: both;
  display: table;
}

[class*="col-"] {
  float: left;
  padding: 15px;
}

html {
  font-family: "Lucida Sans", sans-serif;
}

.header {
  background-color: #9933cc;
  color: #ffffff;
  padding: 15px;
  box-shadow: #9933cc;
}

.menu ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

.menu li  {
  padding: 8px;
  margin-bottom: 7px;
  background-color: #33b5e5;
  color: #ffffff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
}
li a{
  display: block;
}
a{
  text-decoration: none;
}

.menu li:hover {
  background-color: #0099cc;
}

.aside {
  background-color: #33b5e5;
  padding: 15px 30px;
  color: #ffffff;
  text-align: center;
  font-size: 14px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
}
.aside:hover{
  background-color: #0099cc;
}

.footer {
  background-color: #0099cc;
  color: #ffffff;
  text-align: center;
  font-size: 12px;
  padding: 15px;
}
img{
  border-radius: 5px;
}

table, tr, th, td{
  border: 1px solid lightblue;
  border-collapse: collapse;
  line-height: 30px;
  width: ;
}
button{
  border: none;
  background-color: dodgerblue;
  padding: 8px 0;
  border-radius: 5px;
  cursor: pointer;
}
button:hover{
  background-color: #0099cc;
}
a{
  text-decoration: none;
}
li a{
  color: white;
}


/* Pour téléphone mobile: */
[class*="col-"] {
  width: 100%;
}

@media only screen and (min-width: 600px) {
  /* Pour tablettes : */
  .col-s-1 {
    width: 8.33%;
  }
  .col-s-2 {
    width: 16.66%;
  }
  .col-s-3 {
    width: 25%;
  }
  .col-s-4 {
    width: 33.33%;
  }
  .col-s-5 {
    width: 41.66%;
  }
  .col-s-6 {
    width: 50%;
  }
  .col-s-7 {
    width: 58.33%;
  }
  .col-s-8 {
    width: 66.66%;
  }
  .col-s-9 {
    width: 75%;
  }
  .col-s-10 {
    width: 83.33%;
  }
  .col-s-11 {
    width: 91.66%;
  }
  .col-s-12 {
    width: 100%;
  }
  button{
  border: none;
  background-color: dodgerblue;
  border-radius: 5px;
  cursor: pointer;
}
a{
  text-decoration: none;
}
li a{
  color: white;
}
}
@media only screen and (min-width: 768px) {
  /* Pour Ordinateur: */
  .col-1 {
    width: 8.33%;
  }
  .col-2 {
    width: 16.66%;
  }
  .col-3 {
    width: 25%;
  }
  .col-4 {
    width: 33.33%;
  }
  .col-5 {
    width: 41.66%;
  }
  .col-6 {
    width: 50%;

  }
  .col-7 {
    width: 58.33%;
  }
  .col-8 {
    width: 66.66%;
  }
  .col-9 {
    width: 75%; 
  }
  .col-10 {
    width: 83.33%;
  }
  .col-11 {
    width: 91.66%;
  }
  .col-12 {
    width: 100%;
  }
  input[type="text"]{
padding: 12px;  
}
  textarea:focus, input[type="text"]:focus{
        background-color: #f3f2C5;}
  input[type="text"], textarea, button{
  width: 100%;
}
button{
  border: none;
  padding: 8px 0;
  background-color: dodgerblue;
  border-radius: 5px;
  cursor: pointer;
}
button:hover{
  background-color: #0099cc;
}
img{
  border-radius: 5px;
}
hr{
  width: 50%;
  color: dodgerblue;
}
a{
  text-decoration: none;
}
li a{
  color: white;
}
}