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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">0 C4 Q/ a) `9 E# K j
- Label for your tooltip
( T4 q0 ^$ K3 f - </span>
复制代码CSS代码: - .tooltip-toggle {, I% D- R, B* j w8 _
- cursor: pointer;
4 C% R- u# l6 \+ R( |) i - position: relative; a* L) C2 H( d+ X4 p+ ~% J& q
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- .tooltip-toggle svg {9 a! H# C% D, A: j, ]
- height: 18px;
. C; N. k8 f- B7 M - width: 18px;4 Z1 t/ P6 |# h* Y
- padding-right: 0.5rem;
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- .tooltip-toggle::before {, p8 ^( v& e" z$ w' ?, m0 C$ {( P
- position: absolute;8 v. p+ l. u# L+ ~# c6 ?
- top: -80px;2 q/ n( N% g+ c; _
- left: -80px;1 {& Q0 P' c Z; I- i% @( z5 T" I
- background-color: #2B222A;. R8 z& o- x/ M
- border-radius: 5px;! I' v6 O! \5 A2 S, A8 h, D
- color: #fff;$ Y( T! I+ |; b+ u
- content: attr(data-tooltip);
2 |4 ?% G$ I2 t# ] - padding: 1rem;# s$ Q9 }1 ? T8 f* L
- text-transform: none;0 h0 }* g& S5 ?
- -webkit-transition: all 0.5s ease;
m9 F: A, c6 F( C1 h. Z - transition: all 0.5s ease;
1 @" F( h# s: f - width: 160px;
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5 W6 f8 P( e& s+ J: L% t, O - .tooltip-toggle::after {
) y% ]; t8 q6 T7 n& k3 E - position: absolute;! X1 L* F; }- ^- D5 e$ Z6 E! G
- top: -12px;8 ~! u2 z/ T; p7 Y: N, {; `
- left: 9px;& I4 A) s$ p( |
- border-left: 5px solid transparent;: x) ^# a$ H% r$ o) V
- border-right: 5px solid transparent;
( f8 j' M5 _3 @ d, {! F) c - border-top: 5px solid #2B222A;+ U' y/ ?! K( y
- content: " ";3 Q( U3 p+ R9 Z7 K0 H9 x
- font-size: 0;
1 U C% Z* r( g2 z7 J/ Z+ ~) m) S" Q- _# ? - line-height: 0;
. x* i* O$ ^# _! g' Y* N- G4 I - margin-left: -5px;
& n8 m, K& V0 b+ g1 W - width: 0;
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, X2 ]$ I4 |! i% t( w9 G* } - .tooltip-toggle::before, .tooltip-toggle::after {) K- Y7 x& D R- P' P- C2 u" v6 c
- color: #efefef;8 m! Z) }) J2 Y Y7 N. |5 J
- font-family: monospace;
8 F+ Y, i/ z7 U# w# C0 I - font-size: 16px;
" D# }9 S9 F) M4 m1 m5 w - opacity: 0;
' V4 v, W T% a0 i0 [2 v' a) C - pointer-events: none;
' T9 f# P9 M. ]( e - text-align: center;
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9 a" i! D6 @- y0 l. ? - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 W7 k! P/ U0 p- ~4 K! L- U
- opacity: 1;4 [9 s* |# |- _, u: z) v
- -webkit-transition: all 0.75s ease;
" v% I# Q- F7 B - transition: all 0.75s ease;- H% ]" r4 w' Q/ x
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">" x7 E9 X! p* b0 H7 ]& {" y
- <ul class="nav-items">
2 f( c. F6 N; k! U% Q. r' ?/ S - <!-- Navigation -->
/ z7 T5 q$ `) E: g x - <li class="nav-item"><a href="#">Home</a></li>) g$ Y! Z3 c0 }$ l9 T
- <li class="nav-item"><a href="#">About</a></li>
6 H- g; s1 Q& N6 |7 c - <li class="nav-item"><a href="#">Contact</a></li>) v! v% Q; @: \ P i$ z
- <!-- Dropdown menu -->
5 q1 i% ]0 ]) ^# i - <li class="nav-item nav-item-dropdown">
' A3 z3 A' l! j0 l - <a class="dropdown-trigger" href="#">Settings</a>
2 g0 h1 H& D: d( \; ?3 S# l - <ul class="dropdown-menu">
5 g) D3 y7 V: q) \+ z - <li class="dropdown-menu-item">4 U, ]- a' W5 g: p+ N
- <a href="#">Dropdown Item 1</a>
) ~, A2 n5 p$ }% h* `/ N5 v - </li>
) u9 ~0 I1 E6 b/ U( Y1 B8 d: { - <li class="dropdown-menu-item">6 G3 g3 [3 s# z9 C8 H
- <a href="#">Dropdown Item 2</a>' ]/ O6 r9 q) K1 b
- </li>
" L# f% ~; S- B- J# | ]+ Y - <li class="dropdown-menu-item"># S R8 ?, @6 b1 x" K
- <a href="#">Dropdown Item 3</a>% Y3 S8 R! @9 {& b
- </li># U. i0 r3 C! U6 O# M/ A
- </ul>
/ h/ ~& P+ p/ K$ h% r: r - </li>
! c7 Z/ S' E3 [( {8 R# A$ X2 K - </ul>
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复制代码对应的CSS代码如下: - .nav-container {
2 D: X! @! Y2 H2 Y6 L - background-color: #fff;
. ^) A3 W/ b9 k. M' {- ?5 a( x - border-radius: 4px;* I9 A3 \4 A) S7 @% X0 B1 R7 V
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 r5 k$ l" O- d* ]7 D: e - padding: 1em;
( O9 ^+ k1 [! W& q4 b# ]) n# a2 D - border: 1px solid #eee;
8 G: |- H* Q1 ?. H0 g3 n( G5 V - display: block;
; ^' n! L, E( f/ D2 p - max-width: 400px;( k! d$ c+ S' ?! y
- margin: 0 auto;3 U, J/ {3 D* Z0 J8 g/ v& u% n2 a8 e& D9 }
- text-align: center;
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- ul,6 {% n3 ?+ X8 g6 v; a: m( k
- li {5 Q2 Z" u( L! y# Y9 k
- list-style: none;
7 P6 P9 k7 H; i! J - -webkit-padding-start: 0;
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% E8 z. ^$ v. g# l - a {
1 b1 P: @4 E1 x - text-decoration: none;
; y1 h& v% K- J' W" V- B* y - color: #ED3E44;
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- .nav-item {
5 i5 _2 h& A+ n# Z - padding: 1em;% l+ F$ O1 k* I9 y! O
- display: inline;/ J7 b* ^" D X1 P, J9 m
- }
4 r: Y) s- D+ l; X5 M) g4 L - .nav-item-dropdown {
- y9 m) f0 o; g3 ?+ n - position: relative;( H# t4 b$ e4 h( h7 w) q0 G- i
- }' e+ P. ]/ ?! {3 F1 b* n
- .nav-item-dropdown:hover > .dropdown-menu {
/ v X- n H: {+ Z - display: block;
( E' D5 ^4 n5 U2 n$ y9 _4 J' l - opacity: 1;0 m% a1 i% L" q5 G5 ^
- }
- k j1 X7 g2 G - .dropdown-trigger {
0 G" j# ?3 k7 d0 y) E) |! F6 ?" K& m - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {# K% d: I6 o$ u7 I, M6 n' }4 {
- display: block;
4 X X% L i& J/ R+ \% a - opacity: 1;
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5 j7 P3 c% I S0 t, r, e6 B - .dropdown-trigger::after {
* p: }9 A- R" o - content: "›";! U% G0 _# G6 M7 I7 I2 n( d, B
- position: absolute;# J! }% L2 O9 P5 w! l8 _
- color: #ED3E44;
0 D, v, m' }' e C - font-size: 24px;
3 I# S2 V. b" ^8 c6 O( z! m3 H! m1 h - font-weight: bold;: r9 H) ~9 a* G1 m
- -webkit-transform: rotate(90deg);: W3 |7 V: m1 \" r- A: j
- transform: rotate(90deg);( T+ d% O" _, \" t8 r: [# G
- top: -5px;
# f/ i. j5 h7 i - right: -15px;% K! T8 ~" s$ M, y Y9 X
- }1 W$ F4 R f0 A) @+ ?
- .dropdown-menu {
9 j' U4 c4 F5 v8 _5 @ - background-color: #ED3E44;6 C( V: F* s! e! `3 F. @
- display: inline-block;7 y# G! I* a1 e h+ ~# }
- text-align: right;' R/ B' t k2 R' i" B4 D w) N
- position: absolute;
- h' w& W! @2 K$ e9 U9 C - top: 2.5rem;
7 J+ F `4 B% U - right: -10px;7 {2 Y* x' @$ Q( ~
- display: none;4 Z& F9 M3 u8 u; K* |# Z. ^
- opacity: 0;
v6 ]% l1 h: O4 n T- d - -webkit-transition: opacity 0.5s ease;, F( D5 N3 W2 A; d# Z' r
- transition: opacity 0.5s ease;
, m. V, a% ^0 z8 x+ y# ` - width: 160px; q; y$ [; F6 w# k% U
- }
1 O1 S) t9 P+ x- c& X - .dropdown-menu a {
9 P! C/ r5 ~, l - color: #fff;/ ^6 h: f- F% y2 B# h
- }8 {; j2 w m+ W2 B$ A# L
- .dropdown-menu-item {
! B( f; O; |( W - cursor: pointer;
# W/ z# @& H! q, V# v - padding: 1em;
) x9 R- N: d- O4 O3 o2 l - text-align: center;: E2 K% u7 G9 n/ R" n, c0 W
- }
+ c( t# E q$ I& U- k2 W - .dropdown-menu-item:hover {
5 z* F; ?# g1 J/ k0 S2 y - background-color: #eb272d;2 I% g. i& X, a7 l8 @1 b4 X5 a
- }
复制代码 + e n. i; s' V
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
2 G% a# ]5 v" N$ ]2 M; V; u4 U. Q6 h - <!-- Checkbox toggle -->
/ c7 o$ b: U8 v; H7 f2 R: Y" w' I* J - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 q, Z" H0 i9 M& ?+ L9 J, Z - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, T5 F; U n' u# n `; l$ n$ ^
- <!-- Content to toggle from www.mfbuluo.com-->
8 ]5 d5 b5 x0 f! j* `6 N - <div role="toggle" class="toggle-content">
& t1 v" W8 E' A# g$ v0 p( h8 ^9 { - BA-NA-NA-NA!( }1 U1 X) \1 V
- </div>7 P! o! G5 z8 [% w! d! s6 O3 l
- </div>
复制代码CSS代码内容如下: - .toggle {, \* K/ T: g' ^. v5 q7 w
- margin: 0 auto;
; ?( j3 n1 `: g9 {% p8 ^ - max-width: 400px;2 g' `3 M0 f- E/ u/ c* t5 I9 P
- }
: _# m% k g, D - .toggle-label {
8 r8 E. O0 D, m - font-size: 16px;
( c( L+ b8 g2 y3 o' e" [ - background: #fff;9 Q( G6 O3 U! L( k
- padding: 1em; l! B3 M" s6 ~
- cursor: pointer;
# s3 ]: F3 s( v5 P( w& [ - display: block;9 y3 i: d5 j* F3 U1 s i. @9 Y- r, O
- margin: 0 auto 1em;3 X1 g3 _# e( ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ V3 ~- e4 N5 S0 o( K9 P# Y - border-radius: 4px;
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- .toggle-label:after {
+ ?8 q; [# S7 E8 ^/ }4 ? - color: #ED3E44;5 R0 b; C* P/ d% o; k& z
- content: "+";
" n9 r) o: _0 Y/ G! Z8 x& ~1 w - float: right;
6 o7 O* G7 O8 r! X - font-weight: bold;0 C4 }2 E5 z* U0 O# `
- }7 o; } U% }. N0 A: w J$ n4 x" X5 _
- .toggle-content {
" j8 T' H; u! V2 F - color: #B0B3C2;
1 J/ C$ E% }3 E8 ]% E' z) B& ? - font-family: monospace;" k: F8 y" `0 U M2 t9 ^* K
- font-size: 16px;
9 U0 z- ?1 w6 G - margin-bottom: 1.5em;& _$ q1 q6 {3 l2 `
- padding: 1em;6 Y d: O0 ^2 {. o) G" B' {
- }
; `! b' q4 {' ^6 _ f9 n - .toggle-input {
/ w8 R& F/ H# @: o2 R - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {1 L m. W. o& \0 ]# N4 D4 s
- display: none;# j' F/ G$ B5 d: t/ }. M
- } Z& s; p' b6 Q, t& n+ H/ v/ x$ A
- .toggle-input:checked ~ .toggle-content {
- J2 X" p; p8 I. ~ - display: block;# F3 m# D8 g% S; q0 y7 q" B
- }
P3 Z7 {: \2 b/ J! l R4 Z* y - .toggle-input:checked ~ .toggle-label:after {0 E) V# ]$ U1 v
- content: "-";
M6 A: s8 L v4 @8 z/ H" n& U - }
复制代码
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