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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!">
2 ^! q- [2 e( [3 w6 s M A; r - Label for your tooltip
u/ g# S0 \+ b/ C8 v: U% V2 s - </span>
复制代码CSS代码: - .tooltip-toggle {
# L" _& p+ {) M- z& L# [ - cursor: pointer;
6 R- D: q6 e9 A% d* L - position: relative;: i* S( z2 @: S
- }8 d. {! @/ C5 a$ r& u4 f$ g
- .tooltip-toggle svg {: C' ?$ `) P& \$ }" L8 X( t7 R5 S
- height: 18px;
. o# b/ ?( G7 y3 o; Y - width: 18px;; q2 x5 D8 W% N( X% j
- padding-right: 0.5rem;4 t' C5 i5 V6 }) h
- }, a4 z. O; }( g' n
- .tooltip-toggle::before {0 s+ y6 E4 Z4 `2 ]$ c2 I
- position: absolute;
) V: B; X5 p( b& s - top: -80px;- h8 I# b4 N8 c# {, m8 M
- left: -80px;
" t3 _! a+ D6 K) _ - background-color: #2B222A;
: a, ]8 A k2 v7 W/ M4 m5 e1 ^ - border-radius: 5px;) |$ J$ H: d$ z" a# ]$ o, S: g
- color: #fff;5 B: T G3 ^8 q1 p
- content: attr(data-tooltip);' v$ K0 J: I( Q: L6 L
- padding: 1rem;6 F3 Z' l/ Z) R& O+ J9 M
- text-transform: none;2 Z; v5 z! h& W) w7 {& A0 h
- -webkit-transition: all 0.5s ease;1 _, l* O; q ~! q+ m7 H
- transition: all 0.5s ease;5 L/ X ^, L7 D% P. `7 F) p
- width: 160px;6 a3 j4 n- T6 w' E2 _, ]8 R [0 U
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- .tooltip-toggle::after {
5 T7 x7 w% r1 z L' S5 \ - position: absolute;8 M( k' Z C1 P) ~
- top: -12px;
0 R6 u# X, @/ [/ @" S- h9 \ - left: 9px;
* q2 w7 S9 y% O7 e* u - border-left: 5px solid transparent;
V |+ F d' ]! S$ [9 Q - border-right: 5px solid transparent;
' \4 `/ j: E( j) C; D, E - border-top: 5px solid #2B222A;; \2 s1 n6 w& U9 k1 o
- content: " ";
# g, c+ ]6 N, l, K4 g7 t% `: F - font-size: 0;' ]" a2 f5 j" k9 C; q4 a+ m& W& h
- line-height: 0;
+ R- z- i' W ? - margin-left: -5px;+ l2 j7 d3 ~& b/ g
- width: 0;. f. K4 d; b, C6 { B, A
- }
6 E3 R5 W! s4 { - .tooltip-toggle::before, .tooltip-toggle::after {4 s, ]* i/ I7 Q# n
- color: #efefef;# U3 x% q* l% C
- font-family: monospace;
' E9 k5 Q4 K5 x: [, A( q) z - font-size: 16px;9 _8 p! H3 V- D; H4 ?% o N! [6 n
- opacity: 0;
, g! a/ q" C4 Y$ H - pointer-events: none;
, ~7 A9 h' @1 Z: b) d: a" ^2 [ - text-align: center;) A4 Q: m. n) [, [6 ]1 a
- }
5 Q+ Z* m' P3 u8 } - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 R, j6 H; i: ~9 X - opacity: 1;, N. p. X# ]8 m' [& |% @
- -webkit-transition: all 0.75s ease;0 a3 F+ L4 ^7 `
- transition: all 0.75s ease;" a- Z$ A% g; [8 x1 f" U
- }
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/ `5 D k: y - <ul class="nav-items">
7 Y( b) ~! z$ }2 f u - <!-- Navigation -->$ k# }2 S) R: p. F! ~% Q K
- <li class="nav-item"><a href="#">Home</a></li>9 F) S! `' Z' g1 I: W/ `
- <li class="nav-item"><a href="#">About</a></li>9 U ^1 E4 X) H; S& r3 ^& e n6 z; A
- <li class="nav-item"><a href="#">Contact</a></li>
% U9 M1 }' O4 y; K' [4 f$ Q2 L - <!-- Dropdown menu -->* \4 f2 a/ Q E9 D
- <li class="nav-item nav-item-dropdown">; T {; z! a: ?+ Q$ B
- <a class="dropdown-trigger" href="#">Settings</a>
7 ~: ^: T/ R7 p* I, ~ - <ul class="dropdown-menu">6 t' s2 I& Y _+ t% }: g. g T5 K
- <li class="dropdown-menu-item">9 I6 B& a0 U' u* ?3 z
- <a href="#">Dropdown Item 1</a>! k! W# q% K9 F8 y) T/ d+ ^
- </li>' g3 p9 j* B4 ^" x
- <li class="dropdown-menu-item">
" i5 y" _; m; w5 z8 \: \9 T* ] - <a href="#">Dropdown Item 2</a>
H. U, h- W9 s - </li>
4 l- f0 K, n3 S6 {! Z - <li class="dropdown-menu-item">
# x& m3 A2 R1 B' p8 n3 E: N - <a href="#">Dropdown Item 3</a>
. _( F# w, O/ b# s* q* P7 ]: V - </li>
6 B. `+ _0 f% e/ u7 x; Q' T - </ul># l6 ]% V+ z: h5 Q" m \
- </li>0 r0 r; w/ R4 F
- </ul>
* Y) o& l6 b* v5 n+ t: G6 h# | - </div>
复制代码对应的CSS代码如下: - .nav-container {
7 ~1 d2 I; t* ` - background-color: #fff;+ v( q4 @: `. P# @% S
- border-radius: 4px;
+ z7 q( O9 _- C3 f - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 L. U6 v/ c0 |4 N* f0 d
- padding: 1em;; ^: C/ `3 X+ c @7 L
- border: 1px solid #eee;. n# L6 w8 @6 x, f1 D
- display: block;
5 ]( S+ {+ ]% _* G- O - max-width: 400px;$ M3 O. Q! J# g# k7 s1 w" D5 U
- margin: 0 auto;
+ H6 U- }# A! [6 G - text-align: center;
; n4 w9 O9 E4 i* Q6 I - }
: I: i4 `! d: ]0 M* K - ul,; X! b. W: L. t& k7 I( H
- li {
# r+ l& u* @( V2 E2 ~ - list-style: none;& e9 ?8 _3 U, r$ d0 z
- -webkit-padding-start: 0;
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# [+ j/ ~, v. h* Q - a {
0 v6 R$ a( o, ~# a- y - text-decoration: none;3 C- H3 G3 ?' s7 x! v* G
- color: #ED3E44;
$ o. B2 B' r) y* g# h0 `/ Y% h2 M! x - }
/ s1 w8 q; a7 ~( z3 f* V Z - .nav-item {
3 c ]8 y" O0 u! W$ I4 I. a - padding: 1em;
0 R( \; H# F. ~ - display: inline;
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- .nav-item-dropdown {
7 j. R$ |) q- m. @ - position: relative;
* [' h0 e [5 Q, M* D - }
& p3 j8 J) N! l# r- Q1 S - .nav-item-dropdown:hover > .dropdown-menu {
5 M3 b- |; P9 i+ K - display: block;
/ g, q8 C8 k# L) Z3 }6 ` - opacity: 1;! O+ Y. \; U# B3 N# ?
- }
- l: B' I& v$ I! k Z. J. X" n' P - .dropdown-trigger {# n; E/ p1 Q U" m% ]
- position: relative; `9 N1 n2 W, S l3 h$ j2 B
- }
# C* F% z7 o- M - .dropdown-trigger:focus + .dropdown-menu {0 z& t3 a4 U$ c7 Z/ n: D* h$ n( N
- display: block;
7 p. z: j0 c: G- S - opacity: 1;
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" e5 t8 e: `: H* g( ` - .dropdown-trigger::after {
, u, s8 L$ w6 [+ f8 f' I) G - content: "›";
2 ?+ D/ [3 A% ]( b - position: absolute;9 }" u( V) J: E5 c' [* Y) D1 G
- color: #ED3E44;
6 `; x+ t) `4 S; u7 m- a9 B - font-size: 24px;
2 \" t* m P2 U - font-weight: bold;
1 ]5 _4 y( t8 @# i. D - -webkit-transform: rotate(90deg);9 ? ]3 Q2 m# e3 j1 E0 s
- transform: rotate(90deg);
1 {1 F3 E: K, D% X+ Y* A8 { - top: -5px;
6 a6 B& z x' h5 j. Q7 Y5 _; w& j6 s - right: -15px;6 J, l; C% i# X, O2 q+ w
- }
' u& A' T g2 v - .dropdown-menu {
9 v! H/ n9 x7 J* d - background-color: #ED3E44;, z5 M+ ]" \) m% ^
- display: inline-block;
2 ~/ m0 p/ l8 P8 t: S l; G. P - text-align: right;
. ^* r% |' i( V - position: absolute;
; x- C. S/ I2 r' M4 s - top: 2.5rem;/ h+ `2 W. h# d/ S! C) B
- right: -10px;
e2 t" f+ g8 u, S6 Z! U - display: none;$ i, b; M, D( k1 a b, [1 n
- opacity: 0;
3 N: g; o' a- E - -webkit-transition: opacity 0.5s ease;- @9 R/ C$ P( F/ c& v- R: H* T( q8 j
- transition: opacity 0.5s ease;/ ]: \1 z; m, b C' P9 ?
- width: 160px;
3 \9 z! Y8 ]" ~ - }4 |) f! V' \5 P( q: b( T
- .dropdown-menu a {! r% w3 u* L" a; N. r2 I
- color: #fff;
5 o9 X d! q; P; o4 f - }
7 s3 t. _' `) G, i. t! E - .dropdown-menu-item {
) d% ^3 K ~- n7 [ ~" ` - cursor: pointer;
0 E+ V, g1 k5 a' q) K" W% H - padding: 1em;6 K# i) v* | Z+ n; G
- text-align: center;
' C v, l4 ]- R5 W1 B) F - }
6 Q7 v6 i J0 x" M - .dropdown-menu-item:hover {' M5 B6 Q) O* W% i" a
- background-color: #eb272d;
- u# u7 | i) a - }
复制代码 : e: [2 Z0 J) {/ x6 u; @! V. x" s7 S
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: |( w h7 R( E
- <!-- Checkbox toggle -->7 D t2 x% ~* P5 R
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 Y/ Q0 S9 g& W/ z4 B* T% ]5 u [
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* f+ Y# ?9 q4 m& u: N) o
- <!-- Content to toggle from www.mfbuluo.com--> _" B! W6 J7 f7 b& c
- <div role="toggle" class="toggle-content">( k* L- [2 j4 { ~
- BA-NA-NA-NA!: b/ U* r8 `: H8 a l7 g h
- </div>
) Y+ B. f& c4 U. h" R - </div>
复制代码CSS代码内容如下: - .toggle {% u& y% V; M+ [
- margin: 0 auto;+ T" \9 U: t3 o" B6 f0 I
- max-width: 400px;
5 W. z) T7 ^4 n) i$ q9 p) A; k - }6 c3 P/ R9 J8 `4 u, b( z: p2 E! ?- W( [
- .toggle-label {
9 Z5 W' F9 ?5 H - font-size: 16px;3 O3 e7 u4 m5 j* Q7 |7 l
- background: #fff;
4 Z6 M: S$ X1 G( v* O9 C7 H n - padding: 1em;
; r a( p) K9 M1 h" Y* e - cursor: pointer;1 L7 g& ^0 ?( A2 J% S
- display: block; Q$ O& ]0 j4 w
- margin: 0 auto 1em;
" f' w4 I9 g7 Y- y+ h - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, x- e! m) m5 @& X - border-radius: 4px;
- ?0 b2 Y k( k: w* J5 K - }% y, h; N+ [" V) g
- .toggle-label:after {5 c& K2 l% b/ C2 g0 ?2 R2 I8 q
- color: #ED3E44;
2 S8 w# S! b0 w: n4 B - content: "+";7 g& Y& Y- V( d8 U2 g3 j8 I- M: o4 b
- float: right;
$ t4 ^; u H8 Y, h - font-weight: bold;0 v& s# k% P- }& T
- }; J5 r3 L4 G0 U8 J1 u. L
- .toggle-content {! @+ \0 d0 Z" K5 F# U. E
- color: #B0B3C2;
/ p3 s& H. z' M7 g* f' a - font-family: monospace;
+ s, V% B" L, h3 C# W1 ^ - font-size: 16px;
/ o+ O. ?1 A$ ] - margin-bottom: 1.5em;
3 d% M# ~+ W- p0 Q - padding: 1em;
3 T/ e$ K) ~0 c - }
% H* t) C) { o4 Y$ M8 V" f4 D - .toggle-input {$ B/ t# l) X) J2 V* h0 O/ W; l& c
- display: none;
% u1 R5 h$ F( |' z - }3 D9 n4 c9 ^* ], Z
- .toggle-input:not(checked) ~ .toggle-content {- j9 M7 G4 c. @: P0 z0 _$ `7 R
- display: none;
4 h7 K$ P( J. X; Q+ f - }
. S4 V2 w0 k. Q* a n - .toggle-input:checked ~ .toggle-content {
; I3 h$ S1 q% t4 N! C0 z4 [5 } r - display: block;
/ h4 x* @+ l/ \7 |5 p# f - }& O( \0 z) M$ J& l8 F
- .toggle-input:checked ~ .toggle-label:after {/ K } z: _' w- c
- content: "-";
( m8 ?, Z/ n; j' b8 S' ?6 o( o, H - }
复制代码 1 f% i0 W/ d2 `! t Q* c/ `- p( f C
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- T7 J7 m! B( k t |