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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!">1 b3 K8 u) F/ L- o- B
- Label for your tooltip: V5 {( ]2 x- s N; v
- </span>
复制代码CSS代码: - .tooltip-toggle {! J' N9 Y `4 z k7 U5 i2 }2 c0 l
- cursor: pointer;
) Y0 t8 f: F& E - position: relative;
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- .tooltip-toggle svg {! C" O1 B% J. C4 g) D% o5 a
- height: 18px;
0 k4 ^. ^- _) T - width: 18px;
$ D7 l7 n; _3 y, x% M - padding-right: 0.5rem;
' |1 h, F4 x. ~, @7 U! V - }
, B/ }' O' F" }+ u8 e( V% y - .tooltip-toggle::before {
7 Z$ v4 f3 q3 P. e% J& @1 d - position: absolute;
5 n, s2 c5 w I: e* S* v: J8 H - top: -80px;
! R& X. V, x% ~6 N6 q1 [& @6 I - left: -80px;
7 q) K# J+ ^/ D6 Y) W/ T6 T$ B8 ?. k - background-color: #2B222A;( J3 A$ _6 H# t& d/ `6 _4 |% b
- border-radius: 5px;
& M( ]& t2 U; P8 N - color: #fff;2 `' d/ [9 ?" k; d g
- content: attr(data-tooltip);6 E( y; P5 X. T
- padding: 1rem;
6 M+ C# E( R3 |& U6 y; _5 T2 R - text-transform: none;4 S+ Q& _" c, ~- b G: Q
- -webkit-transition: all 0.5s ease;
8 Q; r& ^% \2 d) N/ u - transition: all 0.5s ease;1 t- l. b( s1 ?( ]- Y
- width: 160px;* G& F. s4 e1 ?
- }
" r# s4 Y6 c. J, E& W3 }6 b - .tooltip-toggle::after {1 N3 p [9 e: l8 f
- position: absolute;
; H8 I. I4 X6 y, ]; D2 O5 n6 x4 u - top: -12px;
3 [1 x/ s6 x( M& h - left: 9px;% g. i; t: i7 u9 m% Q! |
- border-left: 5px solid transparent;& J, a, E2 L% m" }
- border-right: 5px solid transparent;
, g t- q7 A/ y" a: ? - border-top: 5px solid #2B222A;
8 z8 I8 g5 y9 O; d2 M" @ - content: " ";
- I. a* `5 c; m/ J# | - font-size: 0;
0 L7 Y, @- L9 _, Z; W3 [ - line-height: 0;
8 l* b7 ^! Z; H' @' S - margin-left: -5px;
+ n0 j* Q5 M& P j; S% t7 T. l8 [ - width: 0;$ B+ J) y1 U# k5 C( L
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- .tooltip-toggle::before, .tooltip-toggle::after {
% |3 |: l9 M1 l/ M6 x - color: #efefef;
`$ z$ n' G1 N$ z9 O3 M - font-family: monospace;5 T k1 P) X7 T" F
- font-size: 16px;( v! |) @, |- m
- opacity: 0;
6 N. m5 m1 ]5 Q+ z- R - pointer-events: none;
( u% O8 ]6 G# Q: O) i+ Q. E7 a- ]# J - text-align: center;
5 f A6 a( o8 b" O1 Q4 g# ~ - }
+ w5 G; s9 ?/ i8 _( \ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
) ^/ [; y9 s r4 Q - opacity: 1;) @2 {4 b( h# N- R
- -webkit-transition: all 0.75s ease;9 C# F n2 f. M' C& Z, O
- transition: all 0.75s ease;5 J! O/ x+ m/ D
- }
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">) h- o8 i% p* F- f0 P( q5 w" R
- <ul class="nav-items">
. Y& L& N$ u" D* @4 M A, J - <!-- Navigation -->
) M# T3 ]. d; `6 c# B7 f6 H - <li class="nav-item"><a href="#">Home</a></li>: g4 c; O- o& g2 m& E1 m' P
- <li class="nav-item"><a href="#">About</a></li>
8 c& w# ~6 ]; C7 q+ v# J) I - <li class="nav-item"><a href="#">Contact</a></li>1 p' _; `+ W( X
- <!-- Dropdown menu -->
5 s5 z9 z5 }6 S - <li class="nav-item nav-item-dropdown">- @- ^7 O, K; \8 P
- <a class="dropdown-trigger" href="#">Settings</a>
8 S! d& X2 y( g; V3 M9 D - <ul class="dropdown-menu">
; V9 Y* P! e& P - <li class="dropdown-menu-item">1 g% M1 [" Y2 w0 Q7 q3 F
- <a href="#">Dropdown Item 1</a>, T# V$ C1 B# V/ U" \* L* ]( r
- </li>
# { V. ^" ~2 P - <li class="dropdown-menu-item"> L0 k, S6 H x# [
- <a href="#">Dropdown Item 2</a>9 L- E' w9 S( A% p
- </li>* D' T" h# b% y- T7 [5 I
- <li class="dropdown-menu-item">
. q) A5 z2 Y# S% U) _9 Z' i: R4 x - <a href="#">Dropdown Item 3</a>
7 n; Z# z8 s$ E- g& O - </li>
2 R" A& B& U6 c, n9 q* V - </ul>$ }, w5 ^" N/ m/ u" a `% c% E& K
- </li>
8 s% P+ ~* i3 L - </ul>' i5 [5 E& u6 ?; H. I
- </div>
复制代码对应的CSS代码如下: - .nav-container {" A- q ~, h) t9 g: T
- background-color: #fff;7 a @9 U6 W) \: y) v7 h
- border-radius: 4px;* t* x- J' X& q) b7 O
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 Y4 b& l3 V! W7 M# R; F# E% B - padding: 1em;
/ w# v4 I, ?# p& h8 p0 D. B0 ?* B - border: 1px solid #eee;$ B& V. F7 c4 h! F$ r
- display: block;
* J0 }* R* o7 y: m - max-width: 400px;
, J' `+ k2 @3 `! N+ H - margin: 0 auto;
+ z" X0 d/ c5 g- ] - text-align: center;! N5 O1 M7 A( Z1 P z: N6 _- T
- }
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- li {
# G3 G' Y7 y! H" i8 f3 o - list-style: none;
2 i, K8 v+ @$ Y( b, _ - -webkit-padding-start: 0;
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- a {9 z/ c1 C1 [. C! C/ p# Q3 u
- text-decoration: none;
4 }5 H7 q. c) P/ r# q - color: #ED3E44;& ]# ^. O7 k6 F6 U: s% V
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- .nav-item {
1 a6 W$ w# o; h# h. _0 k: Z7 e3 V9 B - padding: 1em;
' h0 e! Q! ], E- I - display: inline;
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7 _7 S2 D2 @: K" t4 ? - .nav-item-dropdown {/ o$ K2 J3 y5 [' m& F2 j
- position: relative; ]9 q; R8 S! j- o7 K$ t& c- D i
- }
: Q# e, i: n3 L9 m% U4 d - .nav-item-dropdown:hover > .dropdown-menu {
/ b7 \! v, `$ L( y7 E - display: block;
- A7 F: j+ n- l! x8 r - opacity: 1;7 h+ `7 l1 B& n, y, v0 ?, C% x
- }; Q3 T2 }" U: q; k9 |( v
- .dropdown-trigger {( n5 e! C4 d, I9 ~6 d, O
- position: relative;
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; q; ?- G% r$ ^( k# } X- q - .dropdown-trigger:focus + .dropdown-menu {, N) c( u! D9 L2 c
- display: block;3 O6 z6 X4 v5 |! y, T
- opacity: 1;
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- .dropdown-trigger::after {
. K8 s% [ E4 `1 t+ F* \, u5 A6 Q - content: "›";3 d' g3 ]5 C6 J& s& m/ f
- position: absolute;! Z% i9 e7 B7 l" h5 E# P. M
- color: #ED3E44;) g+ d$ e* D! i( u+ l7 m
- font-size: 24px;. J+ s( L9 Y* b' a) v8 t. X
- font-weight: bold;- K/ ?9 k) |# b! V ~. X% c2 a
- -webkit-transform: rotate(90deg);5 N3 l$ I! a! r% L
- transform: rotate(90deg);
, Y1 J1 _ ^' a+ F$ @ - top: -5px;3 v$ ^' T+ J7 O
- right: -15px;
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- .dropdown-menu {! m6 v% b/ z0 j; B+ o: F
- background-color: #ED3E44;) y5 v4 ~+ m4 R2 c
- display: inline-block;; O* p/ Y' w7 ~) y
- text-align: right;
6 b t5 y, I" H0 `! _% Q$ A - position: absolute;5 W& x$ |: e' _, B0 t, ^+ Z
- top: 2.5rem;
0 a" b. L! g( D7 [( K7 ?5 Y3 n - right: -10px;
* u2 U" t* z2 i - display: none;: d D. e+ A0 A
- opacity: 0;" E4 F- z7 x2 L2 w0 w1 u" `
- -webkit-transition: opacity 0.5s ease;
. v2 w0 V# V; V2 p6 S% A7 ] - transition: opacity 0.5s ease;6 b$ ]( ^7 D2 R+ s5 {
- width: 160px;7 M" a- \2 E# |" l
- }, r4 y* C1 F9 z6 {
- .dropdown-menu a {
K% H$ h: |2 T3 `% J - color: #fff;% u6 [6 A8 {$ ~' Z4 N
- }' j5 ]0 E; q i" \
- .dropdown-menu-item {( ~& G# I4 @6 s, w% [
- cursor: pointer;
/ [1 _, a, v& M5 v6 A( O. h6 j - padding: 1em;4 ~ m% n% D5 u/ o( x8 D. w; Q
- text-align: center;
1 s8 c, W( W" G- d( L - }6 ?5 z8 s- a, C. ~
- .dropdown-menu-item:hover {
" V* z) Q: r: ?: I1 u) a$ t: q+ d - background-color: #eb272d;
5 k( o7 w- W4 N# }# _ - }
复制代码
6 U b& {( g* h可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- Y4 |9 Z j k8 u! m# \+ H
- <!-- Checkbox toggle -->
/ H% ^( a3 t7 s' |- l - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
' m0 Z. H% F2 o3 L' _, \; C! [0 |. w - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) s- ^* C8 v: F G0 L2 k" \; J: I
- <!-- Content to toggle from www.mfbuluo.com-->, g: I' Q$ _9 N
- <div role="toggle" class="toggle-content">1 ?, l1 [9 G8 m5 {! d8 h# d
- BA-NA-NA-NA!9 i/ K$ O5 p3 |( L" G$ q7 i' V
- </div>) @+ s p' }, e: T
- </div>
复制代码CSS代码内容如下: - .toggle {+ ?7 `% {4 R9 i# m a; ]+ l0 s
- margin: 0 auto;
7 d* j/ Z+ D) t0 @ - max-width: 400px;- K8 d0 I+ g; P/ [1 g0 h
- }; ~1 q3 j8 L9 e+ j I& Z
- .toggle-label {) G4 y" G4 ~, y+ k1 u
- font-size: 16px;5 U: e: c& I# P7 Q4 I7 l% L
- background: #fff;8 \% J: \1 a! t5 n6 h+ U' K6 U
- padding: 1em;& {+ p6 g8 n0 B0 F, ^/ P7 V
- cursor: pointer;
7 |4 `* i/ A- ?6 e7 U+ O - display: block;
- i2 [, c8 R( e, ~& E - margin: 0 auto 1em;8 c# F( y2 ?4 ]: {( J6 a1 X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; P" O- F+ |4 v' U" M8 q) \3 | - border-radius: 4px;
$ v7 T) P5 m0 O( p; W - }& [" y7 I5 t6 _5 Z$ M
- .toggle-label:after {
, U* Q/ [9 V4 P/ n! k - color: #ED3E44;
" t8 g0 e1 h* k1 ]; o+ k - content: "+";
! e# q4 w2 I4 y% s - float: right;* n- c( ~' k* {" ]0 |! \7 [
- font-weight: bold;
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- .toggle-content {
: x6 i Z! f c) o4 H* c - color: #B0B3C2;
( n% @* K4 ~9 ]$ }6 Q7 F, L) L$ X - font-family: monospace;* }2 i- C% N; K4 _0 c& z
- font-size: 16px;
8 J( X; f8 q8 {4 N - margin-bottom: 1.5em;
$ v# B _. a: Q" h% f! z - padding: 1em;
; J" s7 ^! r( b& M/ E - }& A1 { `& Z8 S% @, t! |. T. q! e
- .toggle-input {, U( F6 w3 b! ]$ `
- display: none;
m4 u) d' Y$ F+ ]) b - }# o8 f) w9 E, |% b. z6 M! @( E
- .toggle-input:not(checked) ~ .toggle-content {
; b9 r* T' @3 _- r- T4 [ - display: none;
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) k) R* _! F, d* [+ K1 ] - .toggle-input:checked ~ .toggle-content {- G/ |" O1 `9 {) Q* L
- display: block;
9 b7 M5 ^( I# o - }
1 z- F& k" A3 N$ e( ]+ k! s - .toggle-input:checked ~ .toggle-label:after {
* v. Q: O& X* L' ^0 U) @9 Q - content: "-";. o3 S: X4 W6 `; I6 E; J4 C4 ^( i7 C
- }
复制代码 1 U( h2 m3 J4 S& i* N& p
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