<body style="-webkit-writing-mode: vertical-lr">
<div style="height: 600px; text-align: center;margin-right:50px">
<span style="
padding: 15px 0;
font-size: 48px;
background-color: lightyellow;
-webkit-border-radius: 10px;
border: 5px solid green;
line-height: 1.5;
-webkit-box-shadow: -30px 15px 5px rgba(0, 0, 0, 0.2) inset;
">
This sentence is too long to fit on a single line.
</span>
</div>
<div style="height: 600px; text-align: center;">
<span style="
padding: 15px 0;
font-size: 48px;
background-color: lightyellow;
-webkit-border-radius: 10px;
border: 5px solid green;
line-height: 1.5;
-webkit-box-shadow: -30px 15px 5px rgba(0, 0, 0, 0.2);
">
This sentence is too long to fit on a single line.
</span>
</div>