*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{

    background:#efefef;
    font-family:Verdana,Arial,sans-serif;
}

.wrapper{

    width:1000px;
    margin:20px auto;
    background:white;
    border:1px solid #7fa0d2;
}

header{

    height:60px;

    background:linear-gradient(#5580c0,#1f4485);

    display:flex;
    justify-content:space-between;
    align-items:center;

    padding:0 20px;

    color:white;
}

.logo h1{

    font-size:32px;
}

.logo span{

    font-size:12px;
}

nav{

    display:flex;
    gap:20px;
}

nav a{

    color:white;
    text-decoration:none;
}

.main{

    display:flex;
}

aside{

    width:240px;
    background:#f7f7f7;
    padding:15px;
    border-right:1px solid #ddd;
}

.login-box,
.register-box,
.notice{

    border:1px solid #d9d9d9;
    margin-bottom:20px;
    background:white;
}

.login-box h3,
.register-box h3,
.notice h3{

    background:#b6cbe9;
    padding:8px;
    color:#1f4485;
    font-size:15px;
}

.login-box{

    padding-bottom:15px;
}

.login-box label{

    display:block;
    margin:12px 10px 5px;
}

.login-box input{

    width:calc(100% - 20px);
    margin:0 10px;

    padding:8px;

    border:1px solid #aaa;
}

button{

    margin:12px 10px 0;

    padding:8px 14px;

    background:#3b6cbf;

    color:white;

    border:none;

    cursor:pointer;
}

button:hover{

    background:#1f4d97;
}

.notice p{

    padding:12px;
    line-height:1.5;
    font-size:13px;
}

.content{

    flex:1;
}

.title{

    background:#5580c0;

    color:white;

    font-size:30px;

    font-weight:bold;

    padding:15px 20px;
}

.welcome{

    display:flex;

    justify-content:space-between;

    padding:40px;
}

.welcome h2{

    color:#1f4485;

    margin-bottom:25px;
}

.welcome ul{

    list-style:none;

    line-height:2;
}

.illustration{

    width:230px;
    height:230px;

    border-radius:50%;

    background:#e1ebf7;

    display:flex;
    justify-content:center;
    align-items:center;

    font-size:120px;
}

.buttons{

    margin-top:40px;
}

.light{

    background:#e0a03c;
}

footer{

    background:#d0deef;

    padding:15px;

    display:flex;
    justify-content:center;
    gap:30px;
}

footer a{

    text-decoration:none;
    color:#1f4485;
}