html {
    background-color: antiquewhite;
}

body {
    margin: 0;
}

h1 {
    text-align: center;
    margin: 0;
    padding: 0;
}

.header {
    padding: 5px 0;
    background-color: #87cefa;
}

.main {
    margin: 5px auto;
    width: 750px;
}

.container_2box {
    display: flex;
    justify-content: space-between;
    margin: 30px 0 10px 0;
}

#user_info {
    background-color: #fff;
    color: #222222;
    border-color: #222222;
    border-radius: 5px;
    height: 80px;
    width: auto;
    margin: 5px 5px;
    padding: 0 20px;
    transition: 0.5s;
}

#user_login {
    background-color: #fff;
    color: #222222;
    border-color: #222222;
    border-radius: 5px;
    height: 80px;
    width: 250px;
    margin: 5px 5px;
    padding: 0 20px;
    transition: 0.5s;
}

.select_button {
    display: flex;
    justify-content: space-between;
    margin: 20px 100px;
}

#button {
    background-color: #fff;
    color: #222222;
    border-color: #222222;
    border-radius: 5px;
    height: 50px;
    width: 200px;
    margin: 10px 0 0 0;
    padding: 0 20px;
    transition: 0.5s;
}

#random:hover {
  background-color: #222222;
  border-color: #fff;
  color: #fff;
}

a {
    text-decoration: none;
}

a:hover {
    color: red;
}

.container {
    height: auto;
    display: flex;
    justify-content: space-between;
    background-color: #fff;
    border: 3px solid;
}

li {
    list-style: decimal-leading-zero;
    margin: 5px 40px;
}

footer {
    width: 750px;
    margin: 50px auto;
    padding-top: 30px;
    text-align: center;
    border-top: solid 2px;
}