header p a{
    color: #ffffff;
}

nav{
    width: 1000px;
    margin: 0 auto;
    background-color: #b5e1f5;
}

nav ul{
    list-style: none;
    display: flex;
}

nav ul li{
    border-right: 1px solid #444444;
}

nav ul li a{
    display: inline-block;
    width: 130px;
    text-align: center;
    text-decoration: none;
    padding-top: 10px;
    padding-bottom: 10px;
}

.head{
    display: flex;
    justify-content: space-between;
    width: 500px;
}

.head a{
    margin-top: 10px;
}

.head span{
    margin-top: 10px;
}

label{
    display: inline-block;
}

main{
    font-size: 20px;
}

nav{
    font-size: 20px;
}

input[type="text"], input[type="submit"], input[type="button"], input[type="reset"], input[type="password"], input[type="number"], select, textarea{
    font-size: 18px;
}

button{
    font-size: 18px;
}

.button{
    display: inline-block;
    padding-top: 5px;
    padding-left: 20px;
    padding-right: 20px;
    padding-bottom: 5px;
    margin-top: 3px;
    margin-bottom: 3px;
    background-color: #bbbbbb;
    text-decoration: none;
    border-radius: 5px;
}

.linkbutton{
    display: inline-block;
    padding-top: 0px;
    padding-left: 20px;
    padding-right: 20px;
    padding-bottom: 0px;
    text-decoration: none;
    border-radius: 5px;
    border: 1px solid #bbbbbb;
}

.button a{
    color: #333333;
}

.blue{
    color: #ffffff;
    background-color: #017bff;
}

.green{
    color: #ffffff;
    background-color: #29a746;
}

.lightgreen{
    color: #333333;
    background-color: #81ffba;
}

.aqua{
    color: #333333;
    background-color: rgb(162, 255, 255);
}

.lightyellow{
    color: #333333;
    background-color: #fdf5a9;
}

.gray{
    color: #ffffff;
    background-color: gray;
}

.silver{
    color: #333333;
    background-color: silver;
}

.red{
    color: #ffffff;
    background-color: red;
}

.orange{
    color: #ffffff;
    background-color: #ff8c00;
}

.right{
    text-align: right;
    justify-content: flex-end;
}

.left{
    text-align: left;
}

.center{
    text-align: center;
}

.smartheader{
    display: none;
}

.smartbody{
    display: none;
}

.pcheader{
    display: table-header-group;
}

.pcbody{
    display: table-row-group;
}