body{
    margin: 0;
}
.page{
    min-height: 100vh;
    width: 100%;
    padding-top: 50px;
    background: #ffffff;
    background: linear-gradient(360deg,rgba(255, 255, 255, 1) 0%, rgba(242, 242, 242, 1) 6%, rgba(240, 247, 255, 1) 21%, rgba(224, 239, 255, 1) 55%, rgba(186, 218, 255, 1) 76%, rgba(110, 177, 255, 1) 100%);
    background-attachment: fixed;
}
.header{
    background-image: url(/img/bg.png);
    background-repeat: repeat;
    width: 800px;
    margin: auto;
    border: 1px #000000 solid;
    border-bottom: none;
}
.logo{
    width: 300px;
    margin: 10px;
}
.header_menu_container{
    margin: 0 auto 10px auto;
    width: 800px;
    height: auto;
    border: 1px solid #000000;
    align-content: center;
    
}
.header_menu{
    display: flex;
    justify-content: space-around;
    width: 100%;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
.header_menu_item{
    display: flex;
    flex-grow: 1;
    flex-basis: 0;
    width: auto;
    padding: 5px 0;
    margin: 0;
    border-right: 1px #000000 solid;
    background: #ffffff;
    background: linear-gradient(0deg, rgba(255, 255, 255, 1) 0%, rgba(247, 247, 247, 1) 9%, rgba(212, 212, 212, 1) 61%, rgba(240, 240, 240, 1) 100%);
    align-content: center;
    justify-content: center;
}
.header_menu_item:last-child{
    border: none;
}
.header_menu_item a{
    
}
.main{
    margin: auto;
    width: 800px;
    min-height: 500px;
    background-color: #ffffff;
    border: 1px #000000 solid;
}