html {
    font-family: sans-serif;
    font-size: 100%;
    line-height: 1.5;
    background-color: #f8f8f8;
    color: #3d3d3d;
}

h1 {
    text-align: center;
}

p, button {
    margin: 5px;
}

div {
    word-wrap: break-word;
    padding: 2px;
}

input {
    width: 50%;
    padding: 10px 10px;
    margin: 5px 0;
    box-sizing: border-box;
}

.wrapper {
    display: grid;
    grid-template-columns: 50% 50%;
}

.column-left {
    background-color: white;
    text-align: right;
    margin-right: 15px;
    margin-left:15px;
    padding-right: 15px;
    padding-bottom: 15px;
}

.column-right {
    background-color: white;
    text-align: left;
    margin-left: 15px;
    margin-right: 15px;
    padding-left: 15px;
    padding-bottom: 15px;
}

#mm, #pair {
    border: double;
    text-align: center;
    margin-left: 50px;
    padding-bottom: 20px;
}

#contract, #deposit, #withdraw {
    border: double;
    text-align: center;
    margin-right: 50px;
    padding-bottom: 20px;
}