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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!">
9 g l1 p; V4 j" G2 ]* C - Label for your tooltip5 _* O. e- t( V% S/ \# S- B. o
- </span>
复制代码CSS代码: - .tooltip-toggle {
) T/ v( ^8 |# { - cursor: pointer;3 j7 E& p. S# `: j3 y' }, B
- position: relative;
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- .tooltip-toggle svg {8 S$ [6 c: B, G( ]( [) ~( z! ], F0 C( E
- height: 18px;
7 W1 p) n9 e& X( k1 e - width: 18px;
5 M% _+ T. b9 M4 V% J ]( k - padding-right: 0.5rem;
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- .tooltip-toggle::before {
1 w6 X. }( U2 Y! C: X, h - position: absolute;
% @ @- _& Y! l& ~ ? - top: -80px;
9 z# Y- p6 z4 a& F+ | - left: -80px;' Q5 a. f# u! M$ c& e# j
- background-color: #2B222A;3 q5 n0 U7 m& R* L& I2 ^# A. z
- border-radius: 5px;5 n( y7 ?( N- v6 j4 ^: V Z7 i5 `
- color: #fff;
6 P- b# b; s/ @. Q - content: attr(data-tooltip);
% N4 e2 E/ {, j3 l$ l. @. i- K7 t - padding: 1rem;
6 u, j! J( V, o7 l - text-transform: none;2 }) }" s6 w5 S' f4 v4 T
- -webkit-transition: all 0.5s ease;5 `* i1 M9 A# D. G2 A0 u/ V% P& f
- transition: all 0.5s ease;( N/ T+ H4 p% z0 r
- width: 160px;$ q: n/ a2 _7 {; r$ s# F$ ?5 R
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- .tooltip-toggle::after {2 Q+ _3 r- c, d" ~( a! i
- position: absolute;9 x9 N; e* p8 g, T8 n
- top: -12px;0 U& o3 f! V# v* F$ v( q
- left: 9px;
4 h( G9 ]6 u3 \1 i7 l* f. o7 | - border-left: 5px solid transparent;
7 K m# l, x$ l" T3 U$ @# i! H - border-right: 5px solid transparent;
3 ?1 `1 j. o- F; y- p, D/ P, b - border-top: 5px solid #2B222A;
, d4 R0 H2 K' ? - content: " ";6 z+ y7 @% I. F- i( M
- font-size: 0;
3 I ~; ~: v/ x5 R& f! r ?( I+ } - line-height: 0;1 u( b% q9 a1 ^1 A ^4 r
- margin-left: -5px;
5 W6 L6 R7 w4 w p5 M9 D+ j - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {3 L; {6 }0 p s/ Q
- color: #efefef;$ I: e, \" ^3 ]5 A$ d6 |
- font-family: monospace;
, _+ G! D3 |7 l% f% T2 `6 Q - font-size: 16px;5 Y+ V; x2 m& }5 f' z/ K, N, w
- opacity: 0;5 v- O( j$ {$ ~# s/ I2 B
- pointer-events: none;+ b+ J9 V1 w& V9 `
- text-align: center;
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' w3 E( ?5 f3 S. X# ^) z - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after { {1 \2 o3 ^& A- }! Z1 H# m
- opacity: 1;7 @9 S) E0 h5 M. V: M( h% |
- -webkit-transition: all 0.75s ease;. w8 y; \" z1 s
- transition: all 0.75s ease;0 e! K) w/ {8 I7 V' b8 U1 K
- }
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">% D& [" _' N4 q& t7 L, `
- <ul class="nav-items">
7 R- B+ e* `6 F q$ J R - <!-- Navigation -->
2 f, D( q0 m5 E: ? U - <li class="nav-item"><a href="#">Home</a></li>6 |) a. d- m* m' h: q% L m( h
- <li class="nav-item"><a href="#">About</a></li>! ?% q9 G( A8 W! @0 F8 q
- <li class="nav-item"><a href="#">Contact</a></li>
8 V6 g) K+ |8 B! }! j' P: _7 S - <!-- Dropdown menu -->
; V' F4 R# P h3 A6 W# a6 D - <li class="nav-item nav-item-dropdown">5 z1 ]: @/ r( R0 V- K8 L1 @' |
- <a class="dropdown-trigger" href="#">Settings</a>
; G2 z& M- u, B) D3 l - <ul class="dropdown-menu">- d; Z5 v- |4 W4 ?, I( q
- <li class="dropdown-menu-item">
! }) N. A. O* P8 p - <a href="#">Dropdown Item 1</a>; b2 {7 J1 Z2 g' X8 \& m5 E0 o
- </li>
* j8 t' b v: y, l2 X$ y0 N - <li class="dropdown-menu-item">
5 f; O" C3 ^0 r$ s2 y - <a href="#">Dropdown Item 2</a>
6 y. ` e, ?, I# C5 a$ S' Y - </li>3 Q) I+ e/ o' J; ~5 Z( h* r
- <li class="dropdown-menu-item"># ^- D3 V% C! ?$ K8 w! E
- <a href="#">Dropdown Item 3</a>+ b) V3 u) B" Y, ^. v" Z" S" v
- </li>
' d" b! U0 S. V1 F+ s0 N - </ul>* b3 s' g7 A, J. v
- </li>
: b* k9 y1 I* y S5 x. {' R6 Z+ w2 I8 k - </ul>
5 r; h* D5 c; u# N4 A# |3 n - </div>
复制代码对应的CSS代码如下: - .nav-container {
! T K* D2 d9 g( F - background-color: #fff;
" S6 F: y0 W. x: T1 Z' P - border-radius: 4px;, e* X' x+ F; V$ P$ q+ Z8 b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% [' a5 K% m4 i% }
- padding: 1em;
* v6 u. ], B N0 ]% s& [4 q - border: 1px solid #eee;
2 U, k A1 j" C; A9 z$ \ - display: block;
/ A/ u( i4 E# a) I7 z - max-width: 400px;- n; c3 S6 y. f0 Y$ y, n
- margin: 0 auto;
0 g1 G0 h# [. ^/ } - text-align: center;7 L( E" [, {& M, `, w9 f+ b& d
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- ul,. O, v) w m8 s/ Q& i
- li {- h2 b) Z/ w1 E. w6 i& r; z
- list-style: none;
: \9 E/ x" r8 V7 H7 W. C' G - -webkit-padding-start: 0;
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9 ^ T6 g( s+ ]* l; @ - a {
, k( v5 C5 C; C4 g d% V - text-decoration: none;
8 S$ A1 `3 L+ W- R# z6 N - color: #ED3E44;
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- .nav-item {
3 @/ d+ e7 g- ~9 K - padding: 1em;1 r: ^% Y% T3 I/ W2 l1 d
- display: inline;
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# H9 `/ Z) t3 S - .nav-item-dropdown {
5 _. k4 T% c5 w- A - position: relative;& e6 F6 B/ j- m
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- .nav-item-dropdown:hover > .dropdown-menu {
) w3 ~6 B% u" r2 ^# q1 | - display: block;6 j# v( j4 J. i. y0 d8 U9 v
- opacity: 1;
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8 S2 w" B0 s9 J* s( k$ `' @+ s/ L" _ - .dropdown-trigger {4 E0 I7 l6 u1 _" q ~5 i( h7 T
- position: relative;( W( d1 m5 C+ }$ H8 p) L6 d
- }
3 [9 a J$ t8 x4 L2 N# H, Y - .dropdown-trigger:focus + .dropdown-menu {$ l( _, o( e1 Q/ ?8 M+ l& Y6 M9 h ]2 p
- display: block;
/ `" i+ F0 B! `' @ - opacity: 1;- e) C' u3 Z1 [) V1 f& q- b
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- .dropdown-trigger::after {
" V2 f# i8 B( h3 A; ? - content: "›";7 y2 O- `4 b1 U. v t
- position: absolute;
) L! C6 m" y2 z- {, p- X - color: #ED3E44;
$ {+ P" v: I6 ?4 I - font-size: 24px;
: h" u! v6 [) e' `0 X2 Y o: A - font-weight: bold;
" l% F1 ]4 J5 _; v7 E. Y7 E) M0 e - -webkit-transform: rotate(90deg);/ W+ Z! ?: N# ?1 [+ m7 x
- transform: rotate(90deg);0 v! q9 M9 C H" [9 | ]
- top: -5px;
: k* O) n2 q' M - right: -15px;+ E; [1 n6 _- |& s" k
- }
& X5 l% l7 p a e - .dropdown-menu {
6 f: R: y0 r, L8 a - background-color: #ED3E44;
6 w& f4 V" V. d3 x- J: }& G7 g - display: inline-block;' w9 Y" M$ @! t, O2 g( e# I2 p @
- text-align: right;0 b# e7 ^% w" e2 c y
- position: absolute;
- X7 _2 f7 a3 I+ L( v - top: 2.5rem;
/ y# w ]2 j, |- i6 w) Z8 H - right: -10px;
+ S* w! j: l2 Y7 E& R - display: none; u. _" f9 R$ @
- opacity: 0;
# N& e& M/ g0 L5 a) S9 T - -webkit-transition: opacity 0.5s ease;) b7 ^( ?: F) H& U3 L6 A
- transition: opacity 0.5s ease;3 V( p. @( Q; N) U' C
- width: 160px;& t2 r# V$ P/ q4 ]% }7 [& p
- }
7 d( l1 r" p2 L6 V' _ - .dropdown-menu a {/ r' ^- T3 } B: B4 m. V
- color: #fff;
% D' K5 X+ n) v, }# v; A. W* u - }
& ?6 P+ G1 I9 B; t' B7 K/ l( _ - .dropdown-menu-item {( L7 |# g" T6 r: Z' h m$ ?! n+ S
- cursor: pointer;# Q0 G9 ?! r W7 X. K
- padding: 1em; H+ f$ ^4 i, Y( z, g
- text-align: center;- G0 O3 o4 {4 Y
- }! r% j2 j. g) F% Q
- .dropdown-menu-item:hover { m& `. A) D/ Q9 o
- background-color: #eb272d;- w; `* v- M/ Q
- }
复制代码
1 F$ U r6 m* L可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">% H j( g. z$ O* v
- <!-- Checkbox toggle -->; R: O% D0 o8 O/ T) W2 l
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">% G" t% o. ~4 s) i5 _ D4 E
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ w4 _% N5 J# S* P
- <!-- Content to toggle from www.mfbuluo.com-->
& m% o5 H" k$ \( b. N - <div role="toggle" class="toggle-content">
p' q( P& P' K6 e$ P - BA-NA-NA-NA!
" l2 r) X5 L3 p3 H5 j: X8 v8 j - </div>
6 C& y( _0 O% s" _: K - </div>
复制代码CSS代码内容如下: - .toggle {
: y6 j$ {0 G4 s, s8 t% z0 D% w - margin: 0 auto;
; g1 H, \0 u& E5 V - max-width: 400px;
$ L6 c7 G$ p2 A2 i - }
2 |6 S* \; W4 v - .toggle-label {# S! @; x0 J" d5 r% y$ O. j
- font-size: 16px;5 o7 k+ V; i- K+ {2 H+ U- k
- background: #fff;
1 m( q4 O# a+ X V4 d4 B( n8 |! } a - padding: 1em;- `$ j2 N# O8 x, \
- cursor: pointer;4 q5 A5 v' x: H! q, L6 P& ~* |* C
- display: block;/ W+ s) b1 d1 |) z
- margin: 0 auto 1em;
, n' m" m! i% {3 k$ N/ X8 Y6 L - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' U/ l4 k2 i: X. Z0 Z - border-radius: 4px;# P( s6 ], Y# Y$ o2 H! o$ x
- }" L' M' J) u) @& c3 P
- .toggle-label:after {
- S0 t7 a& I* P# J- a$ J1 w - color: #ED3E44;
- ]' {6 D) d! o& A9 _ - content: "+";& z3 s' d o( X# w3 W
- float: right;
9 i- c( u# f- A+ S - font-weight: bold;6 s" {9 E |' V8 e' G) H9 ?' j
- }
) D t8 m3 a/ r, N5 q+ e - .toggle-content {4 |' K8 A9 O/ ~
- color: #B0B3C2;2 i. r: ^7 T( i# G, `
- font-family: monospace;- k8 V/ w' R" r7 T. l6 k( K
- font-size: 16px;0 i. a5 ` N0 i7 F( z
- margin-bottom: 1.5em;
" R; J! Q8 r) B+ G3 R: q - padding: 1em;# N8 ?3 y5 @+ [( L# r k j( K
- }, Z. u+ P: A9 K" O+ m
- .toggle-input {+ }6 I: Y: |7 ^, {) Y+ f: f& b* ~- O
- display: none;
7 a8 d/ v$ q2 a/ G - }
$ Z9 i: j0 r; U8 n5 C v - .toggle-input:not(checked) ~ .toggle-content {- \+ {" R. n7 |+ ~& o6 N2 Y4 ?4 G
- display: none;2 H& q8 j2 \- W, b, f1 a$ L
- }, x" A2 m7 g) P7 Z5 Y* R
- .toggle-input:checked ~ .toggle-content {
3 i& {3 n( F# I- R/ g - display: block;
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- .toggle-input:checked ~ .toggle-label:after {
. Z* s4 L5 W0 @- c8 L - content: "-";
) r ]6 ^) N! h d$ ~ - }
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