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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!">& y0 I( P: ?1 ?6 W7 h4 A
- Label for your tooltip
9 X0 {+ O+ o2 b0 C - </span>
复制代码CSS代码: - .tooltip-toggle {9 O. X. ^0 d' E& ]9 x, x
- cursor: pointer;2 N5 E8 g( A5 ]" ^$ w+ T5 ~6 @
- position: relative;
+ H) c* A& p) B3 _1 {+ G - }
, U9 A* {+ Y) ]; p - .tooltip-toggle svg {
! u8 s* l0 |1 l4 P6 B: {- D! u/ W - height: 18px;
+ X2 z, n! i9 J0 G# B: i - width: 18px;) X; {; h7 R, y
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
% e, v% O7 Y# a- O6 t; G - position: absolute;
6 G5 J& n- n( A: w" m) D* L% ~ - top: -80px;) j; f" A* H1 a8 P
- left: -80px;; N8 |7 _6 j3 P' H* j r$ O! ]
- background-color: #2B222A;
* f6 H5 z: a9 \- G1 L, J - border-radius: 5px;
& a2 R% V% `: D$ W2 T/ v - color: #fff;6 q$ z( ~4 ]4 V6 J2 i" b K) |5 b
- content: attr(data-tooltip);! `; M2 G& v( W8 t* _2 C
- padding: 1rem;$ L$ {* U+ V. n8 V% w
- text-transform: none;. s# ~! z% T! A0 I- W# v* Q
- -webkit-transition: all 0.5s ease;
5 K4 G* X7 s& j6 g! j$ D - transition: all 0.5s ease;
! o( e" R* C5 x4 ^ - width: 160px;6 g; B2 ^# V3 `! L
- }
" z p9 z2 a8 L& { x - .tooltip-toggle::after {, a4 z2 F+ y1 _1 r( c/ X# F d
- position: absolute;( p4 e+ p' h. V. i7 e
- top: -12px;
, n; `; h* p: O0 A: H - left: 9px;+ G1 e# I, K6 e3 p0 m; H* a
- border-left: 5px solid transparent;& u/ T: |3 @. o. n
- border-right: 5px solid transparent;% C; T" L# P, \- e
- border-top: 5px solid #2B222A;# q* O2 [6 y* ~6 A8 Q
- content: " ";
4 _) c3 ^7 p* O% p; g# M - font-size: 0;- B: w( j* `- R& W" v* ]
- line-height: 0;
8 u; \* I) H- s+ U+ f - margin-left: -5px;& v+ M; k9 F& G4 H" R" N6 H' t# L
- width: 0;% e; U# H+ k0 ]2 a7 L7 }
- }
8 F6 }/ z' F6 a4 P; u& v- P S4 b - .tooltip-toggle::before, .tooltip-toggle::after {
9 D& x: N0 v* D3 P$ ? - color: #efefef;
" g9 i; N9 ^8 V8 r( F- R - font-family: monospace;
9 Y/ n* ?5 S4 u- D. H' C1 ^ - font-size: 16px;
8 h* i: f' Z/ g& C, Y' ]4 u- F - opacity: 0;$ m @' J, V5 A) a2 ?
- pointer-events: none;
+ C) w9 o/ ~! u. i' s! D - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) j1 W2 g6 P; P6 C+ S* ~' y
- opacity: 1;
- ?' n3 v/ z( w% L) E3 x6 @7 v - -webkit-transition: all 0.75s ease;+ m! k7 \* D5 \
- transition: all 0.75s ease;# b" [8 C5 Q2 q2 r# X( \7 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">
; V% p6 h% F7 b4 c+ M) s8 }9 \1 A - <ul class="nav-items">, S5 O( H: i5 W& b
- <!-- Navigation -->
5 H6 R0 G# z: u, ^ - <li class="nav-item"><a href="#">Home</a></li>3 }0 ~- k- \ ^/ b+ q& }, b
- <li class="nav-item"><a href="#">About</a></li>+ l2 T S7 a. k0 a2 V) V: j) T
- <li class="nav-item"><a href="#">Contact</a></li>
0 H: K" H) F [8 g - <!-- Dropdown menu -->
* r; M& J' b0 x- w- A+ k1 a - <li class="nav-item nav-item-dropdown">' r! p" ~$ ?6 h( f6 M- J
- <a class="dropdown-trigger" href="#">Settings</a>$ U9 F! T! b ^. _9 Z' r8 t2 W
- <ul class="dropdown-menu">
* O) | r# x4 c" c" A$ } - <li class="dropdown-menu-item">
! h. U6 Q6 |5 w" @! Z' X% v - <a href="#">Dropdown Item 1</a>
( ^5 V6 \* s7 V0 _ - </li>& r+ y& t) C* V$ v1 [- m/ U+ e
- <li class="dropdown-menu-item">
; F$ }) ?* ?7 u2 f- W6 q - <a href="#">Dropdown Item 2</a>$ j! k9 J5 b* {! p# v
- </li>4 A* O( S; h* J
- <li class="dropdown-menu-item">- m2 u, W+ @! y9 c6 \
- <a href="#">Dropdown Item 3</a>9 G8 b, q1 ^' M5 M4 `/ ~% T! [* y
- </li>
8 O* R7 a+ G- }6 s( }# N4 {7 G1 h - </ul>! ^8 C9 _! ^+ D7 f) Q, J" ?+ j. U8 f
- </li>
6 g" _; m% |. O; X6 v7 ?! ~ - </ul>
& F. E3 K, c9 F, f+ ] - </div>
复制代码对应的CSS代码如下: - .nav-container { `* Z2 e4 ~$ N2 D! @
- background-color: #fff;
1 @; y+ O) R" i' `3 Y/ I - border-radius: 4px;. ]8 e' P; [% b5 Y8 z, ^' @# G7 Z" @
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 [+ S# Y- d' F. f( u; \$ w - padding: 1em;# S9 x! Z+ n' t9 w' G
- border: 1px solid #eee;
W( z3 W! t( t, V5 \ - display: block;3 I- B @+ W/ L6 h) Z5 y
- max-width: 400px;$ ?& F4 R) a5 {% `
- margin: 0 auto;
. T; w- i- m' A4 J- e - text-align: center;
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- li {
( H _0 _3 W+ Q6 G - list-style: none;
' X/ I9 @' s8 F1 L( Q- K1 k - -webkit-padding-start: 0;/ {& R& _) [2 r1 Q3 ^) X% {
- }
8 B d: X, D! z/ B9 N, K: [& z2 M - a {
+ D9 X9 \9 r/ F: k - text-decoration: none;- u; ^3 y$ v# b9 A& n9 [5 I
- color: #ED3E44;
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+ v& d$ l+ y/ l. N* e8 r1 z - .nav-item {* m! g2 ]9 ]9 M# K& W, C5 W& N' ~
- padding: 1em;7 x" k6 j) u0 o+ W; Y
- display: inline;8 C4 z7 p) j2 P7 a" D9 s( C7 U5 U+ H
- }
1 h# P6 V1 @5 V2 d, v - .nav-item-dropdown {; W! ?# e! b1 U4 m8 H
- position: relative; ^* ? I. r& g. O
- }2 r7 y9 L# d X
- .nav-item-dropdown:hover > .dropdown-menu {, t7 y* Y! _% e' Z; X9 v
- display: block;2 w# M0 [8 R! N4 [9 q9 y K1 a
- opacity: 1;( m" v* }. [& Z- ^1 S# u
- }
+ v. r6 N& x! C2 i - .dropdown-trigger {: O: Z6 e& S; I: v
- position: relative;4 T! n7 o8 m/ c
- }
' i, s+ Z) y( R! P& m& Q - .dropdown-trigger:focus + .dropdown-menu {' G3 Q% Q- Z% X
- display: block;, `8 ] ~" F8 @, g6 P/ D+ r! w
- opacity: 1;: o: S& L0 Q1 X4 |
- }
" k2 p q. `& i0 B2 V0 G2 g% q- f - .dropdown-trigger::after {6 Q) ]7 T4 h: x1 H
- content: "›";' ~0 u* N1 I' s; r8 e* Q
- position: absolute;
2 l- H! y5 j+ e" m% B - color: #ED3E44;" L% @' B1 }- t, E& W1 `, A( t; t- k
- font-size: 24px;) t" _6 W G$ z9 I1 a
- font-weight: bold;' s5 ~+ t2 a: W- `
- -webkit-transform: rotate(90deg);6 m. }4 c0 T3 {: w% c& d$ ?! V" R
- transform: rotate(90deg);, ^# Z; @2 I( |% m! H7 y
- top: -5px;
* ]- M' D5 ~3 f8 [ - right: -15px;3 P7 u8 T& K8 B; s
- }* B7 m% D/ e7 p- [# U
- .dropdown-menu {
. \2 i2 O; D/ }9 y. ~7 B - background-color: #ED3E44;
n: C# ~9 W: B% }; @4 l1 A - display: inline-block;, X1 w" s$ r* W. D0 k
- text-align: right;- V/ h; {+ y( U7 h# P8 J
- position: absolute;
' p' q; l% `# V( \5 G+ L L' Z - top: 2.5rem;
$ h' V+ n L, c6 g# @ - right: -10px;% v, H* i5 F, G
- display: none;
# d6 ]# {) t e7 r- t; a9 k& g - opacity: 0;! F0 J# e {0 b/ x
- -webkit-transition: opacity 0.5s ease;5 ~* q$ O* S) S* R: F+ [, ?. a8 A, w$ H
- transition: opacity 0.5s ease;( P% M( @1 z$ t. s
- width: 160px;
4 |' `. y- v0 z; n - }
# I$ N. n, c* [) U - .dropdown-menu a {9 d- z% r% i* t! i
- color: #fff;8 o4 W- r) J5 K. B/ T0 H
- }0 _7 s& l/ f* M2 ?: m& ?0 d0 k2 {4 U
- .dropdown-menu-item {
* K. k9 w7 n2 r T/ }# G1 M$ e - cursor: pointer;% n4 h6 j% o5 e( C& F9 X& c
- padding: 1em;
) C* S7 w! B1 P - text-align: center;
; U# A- |7 y, x( H K7 e - }
4 t. s0 d+ m- S @; G' ^1 f - .dropdown-menu-item:hover {
! z! R. @" w6 U! W6 ` - background-color: #eb272d;* \% ?& R+ [& g% o6 c# t9 O3 C
- }
复制代码
; A- Q O4 X# q% }: [1 D U可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 {/ V3 [; |1 q, D, o& m: n
- <!-- Checkbox toggle -->6 l# y8 m# f7 x
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
4 ~8 |+ B! Q# x+ ~ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 X( U. c5 o X- i7 M - <!-- Content to toggle from www.mfbuluo.com-->7 a" E, O/ ?/ r" M2 [
- <div role="toggle" class="toggle-content">
7 E7 f0 s) U+ v" n+ N9 i; E w h - BA-NA-NA-NA!
7 ~$ ]+ |* J7 y* s8 t/ N$ Z - </div>: J+ \7 B4 V, h& E( M8 [
- </div>
复制代码CSS代码内容如下: - .toggle {
6 N3 v2 G, o. q( }1 P' ] - margin: 0 auto;. z+ b9 T, J9 v. h" x" {- r
- max-width: 400px;% E1 T: T4 X0 x/ U; w3 n9 x' S
- }& ~, Y. j$ m7 O2 {9 y& q
- .toggle-label {
* j% [) @' x: M- [; S - font-size: 16px;
+ N! F: f9 R% H - background: #fff;
) v; v3 A" ^0 E6 X, b - padding: 1em;$ M: ~1 j- n) F+ n/ O
- cursor: pointer;) ?, R! i6 i+ d: _- U! k+ h
- display: block;
( Q( F7 X" ]4 |0 h2 ]* n - margin: 0 auto 1em;
: L) h; O7 H$ f; F: @) ]& `7 t - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 U' R7 M$ c2 \1 T6 L - border-radius: 4px;
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- .toggle-label:after {8 ^) j8 W( x4 m& g0 `& K
- color: #ED3E44;
1 _. ~' e m$ `! i - content: "+";+ \2 {: J7 J. S3 x
- float: right;
1 G& v1 M% {! B* ?" n) L - font-weight: bold;
1 g; _# M2 X r+ _) X - }1 Q3 U8 _( g% a! b% T) J
- .toggle-content {/ ?) z' t: Y6 M: p5 r# u, l
- color: #B0B3C2; q+ K: j; C4 ^- I. e3 _( Q2 H4 ? {
- font-family: monospace;
5 V) ?" [* t" ?* D - font-size: 16px;) V o( C% b# d- V
- margin-bottom: 1.5em;! F. H' a( U ?! M5 c! K; T
- padding: 1em;
% V. B" c# D4 d& H" d, W( Q5 ~' ] - }4 O6 d' u4 Z2 p4 c' L6 A
- .toggle-input {9 t! Q# H. s2 m' i9 A
- display: none;/ B) x* V d4 d& t' {- Q
- }
( R# h) U5 s5 [! b5 W - .toggle-input:not(checked) ~ .toggle-content {
" S {' v. m F7 M! c! }# Z4 o2 N) M - display: none;- E) s# ?9 _+ {6 y* W$ B1 A
- }
7 E( J) M; ^7 y) [3 ^/ a - .toggle-input:checked ~ .toggle-content {( r- h! n- B: L" S* Y
- display: block;: \; K6 F. ^6 s' D5 f1 G
- }! O3 ?* ^0 G6 i; P, d- e9 Z% r
- .toggle-input:checked ~ .toggle-label:after {
4 O+ { z% d3 H2 q( e& Z - content: "-";5 n' }1 h+ J9 x, `7 q
- }
复制代码 1 i8 A B$ ~$ P" F8 W- `
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