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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!">
* ]8 z2 R3 `" F$ D( h - Label for your tooltip
, E1 ~+ _& C! E/ w4 B, o - </span>
复制代码CSS代码: - .tooltip-toggle {. z/ u; m) C/ W6 i* |+ B K& j, a
- cursor: pointer; \/ z# i8 I9 ?- ]$ L, }3 ]( W
- position: relative;
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- .tooltip-toggle svg {* R$ U! t- C! s8 ?5 u2 C2 o f4 ?
- height: 18px;
8 p( ]# a! F7 c% V8 {, h" J - width: 18px;( C. k1 H! |% ^4 A" ?/ r( M
- padding-right: 0.5rem; o, }* F8 a( F5 Z; y
- }
) c- r+ R. g6 ?, z$ i: Z& H - .tooltip-toggle::before {! G1 x3 K0 w( \3 X1 U1 G
- position: absolute;, U; L# J$ G5 J! ^5 X5 A8 p z
- top: -80px;$ d9 W3 [+ h) F U! y& h; c6 |
- left: -80px;
5 u+ ^8 G8 i# f* X2 j - background-color: #2B222A;" U/ l! [) E: _
- border-radius: 5px;2 b* X! l- u! g' ? K; V
- color: #fff;( N$ @! Z1 z; X8 p. D9 j
- content: attr(data-tooltip);
% b2 v0 I4 B- m6 |5 O* D' b - padding: 1rem;7 u. V7 s# ]- j& g6 T/ k
- text-transform: none;
: K Z, U( z0 `0 w - -webkit-transition: all 0.5s ease;+ {4 W& O2 c, u$ A9 {
- transition: all 0.5s ease;: T7 k* g: }, W! p: y/ m M- n
- width: 160px;
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- .tooltip-toggle::after {
% E4 G w0 x# \& Z% ]7 Q% Z$ p - position: absolute;7 A. ? @" s7 h u! R0 Q
- top: -12px;' V" z6 `3 o6 n% C
- left: 9px;
: o$ `) F& N* @1 q9 t - border-left: 5px solid transparent;
' y% I* ], O) _+ u - border-right: 5px solid transparent;
9 W3 h+ n5 e6 @$ b8 s8 U - border-top: 5px solid #2B222A;
7 f/ w- f. i# `& s - content: " ";
( _% \5 Z* }, h) [5 M* _8 k' l - font-size: 0;! A7 L& T" s# ~* h1 J
- line-height: 0;
; k2 Y: ?7 |& |* ^# @ - margin-left: -5px;$ F7 s- l4 R" h' S6 g: _& d
- width: 0;. }# [1 i. I8 b2 K8 A
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- .tooltip-toggle::before, .tooltip-toggle::after {( i1 {' K* B- f9 }1 i- P
- color: #efefef;* b$ T( s7 n3 @( P7 c! q; i" C+ r
- font-family: monospace;
3 C# Z+ O% ?) O, x# c- Y - font-size: 16px;
: @8 N0 M+ E/ }: \" i - opacity: 0;
/ w* i. ^- k. e1 M7 O& Z b; Y - pointer-events: none;
, n5 ~( R4 _+ |. v2 V8 O: a4 M - text-align: center;( u% I. O! z- x; m4 N1 U
- }
9 ~ w! A- |: { - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {& N. \3 G. i, q# \
- opacity: 1;) E0 F Z/ b* a/ p: |
- -webkit-transition: all 0.75s ease;) t3 O& A! X- ]1 k7 }
- transition: all 0.75s ease;
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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">
, l+ W/ T q& ^. m - <ul class="nav-items">
9 J0 \* j9 I' e& t6 z - <!-- Navigation -->: d8 g1 ]7 e0 _6 D( O. c% {
- <li class="nav-item"><a href="#">Home</a></li>
+ W& K$ `+ }& r6 b8 |$ d* g0 p: n* b - <li class="nav-item"><a href="#">About</a></li>
% n( d* ]+ R% h- M8 y4 p - <li class="nav-item"><a href="#">Contact</a></li>6 r3 t/ c k- x* k- ?
- <!-- Dropdown menu -->6 b- ~+ @7 o& x' y; {
- <li class="nav-item nav-item-dropdown">
8 X5 l( M. T9 u& N - <a class="dropdown-trigger" href="#">Settings</a>4 C" f& O/ t# D; b" D5 C8 `
- <ul class="dropdown-menu">
8 d2 I8 b: F y! V. ?+ P# \ - <li class="dropdown-menu-item">; {! Y! E6 J5 u& C. {% X1 }
- <a href="#">Dropdown Item 1</a>
) k3 _3 O% n4 i& @ ] - </li>; ~! X; x8 ~; `, y8 p g; M
- <li class="dropdown-menu-item">3 a. R- J, p5 W2 p' }& }8 y% X
- <a href="#">Dropdown Item 2</a>/ Y4 e; u8 X3 n
- </li>
M. U. Z' ^" ~! J1 d3 M - <li class="dropdown-menu-item"># q. H2 A# i9 A# h( n$ Q4 J, ~
- <a href="#">Dropdown Item 3</a>
! D5 s1 p/ D( \ - </li>+ c' f" m$ b/ {7 ~* z5 k
- </ul>
' K9 Y7 n8 J$ k8 D D* J - </li>
$ ]; y# B. J2 w2 O. B$ g5 d - </ul>
3 h; h6 t- g4 e: D" A# T - </div>
复制代码对应的CSS代码如下: - .nav-container {
$ D6 q) Y2 l5 j3 J3 @ - background-color: #fff;8 ^) J: ?( A6 T1 D( }" R
- border-radius: 4px;5 g; Y1 p$ H; e3 |1 J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% o, d. \! Z8 c3 f9 m. k% L! t6 L - padding: 1em;) j9 u, o, p3 L: I
- border: 1px solid #eee;9 r% L0 Z) \0 e! ~
- display: block;
+ c( t$ f% D/ L/ V# o! k6 ~ - max-width: 400px;
/ I: ^/ O" ?; T& A' p! } - margin: 0 auto;8 w% T8 X1 u( z; K, Y. r5 E
- text-align: center;$ R3 \: ~) s; h
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- ul,
5 N R: n" A/ a1 W$ Q" o4 w - li {
* y+ B; V" M- E5 X V - list-style: none;
5 `) k4 A7 y4 I' Q* O& g4 _ - -webkit-padding-start: 0;, N% k. z }0 `2 K
- }
7 y3 L( H5 y! [4 V - a {
" ? h& p% z- P% ` r - text-decoration: none;2 n* a1 j- } A+ ]# a
- color: #ED3E44;
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- .nav-item {. ~1 r7 n$ d' n/ S. Z$ g9 X4 e
- padding: 1em;
+ t6 D5 u1 W5 p# @ - display: inline;9 t6 W. r2 [) R& \
- }
9 F2 D& O: r# S+ E$ y5 W - .nav-item-dropdown {9 x- F8 l: ^. o$ j) a' z9 A% Q
- position: relative;
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1 Q* G; @9 ~9 C+ O& M) A - .nav-item-dropdown:hover > .dropdown-menu {3 [4 q4 M- ^2 p: v
- display: block;
; E( R5 B) V3 m1 i5 c - opacity: 1;
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- .dropdown-trigger {! X2 a3 { _: u6 O! @# F3 a
- position: relative;. k+ m+ ?. i8 q2 M" w
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- .dropdown-trigger:focus + .dropdown-menu {
' q! j3 X7 J, i- m0 j+ w2 A- n V - display: block;. I" X7 P( r: p" d8 z9 t
- opacity: 1;1 U0 V" _. w5 A$ i
- }
2 Z+ ?# d% @5 k - .dropdown-trigger::after {
: p4 m H9 |" Z - content: "›";
7 Q8 T5 I& Z" R: K$ ` - position: absolute;
|7 r, G2 e' @! Y - color: #ED3E44;
+ [: t9 n$ U/ s* a - font-size: 24px;
) D5 z8 j5 e+ E: J0 v5 _7 _; x8 w - font-weight: bold;4 G( e9 B4 h) m& N
- -webkit-transform: rotate(90deg);4 N5 p, A; `' a4 M' l% k
- transform: rotate(90deg);
" }, p0 I! q9 E- C9 |$ e - top: -5px;2 X, H7 o- U+ ]
- right: -15px;0 _9 ]2 l$ F: B8 g& e+ O/ v
- }+ O# ]+ T$ `4 ]( `
- .dropdown-menu {% t- a6 K& p0 _7 H0 i7 c6 p
- background-color: #ED3E44;0 i+ D# z" r: n% ~% \) W
- display: inline-block;6 l3 b% s5 i* ^) X' ~
- text-align: right;+ G) K7 I+ N5 T+ ~
- position: absolute;
+ V" f- @3 Q7 B# f7 W - top: 2.5rem;
6 v% C# O- w$ |0 |) A' W; l - right: -10px;
9 p+ k j' u: I7 r - display: none;
" A! X8 c# z" j& G6 X: } - opacity: 0;
" V: S' x2 X3 ? v. N! H7 v - -webkit-transition: opacity 0.5s ease;$ `2 a: G4 G( [8 @. _
- transition: opacity 0.5s ease;9 S8 g2 q# U* d- e; C( B- D4 K
- width: 160px;
& h7 X) X3 s, ?- q7 ^3 v" C - }
3 ^0 L& i7 L0 S+ g& ~3 C0 T8 N - .dropdown-menu a {% i9 A0 ^* a4 h7 w# j+ }
- color: #fff;$ ~$ V0 C( D C
- }! {$ h P3 d4 b: m- \, G+ J5 t1 f
- .dropdown-menu-item {/ ?; I$ r" a0 u! n* d9 `
- cursor: pointer;
; `- `- ?, E7 U* Q: G# i. w) B. z - padding: 1em;
" ^: Y6 Z h- N1 n - text-align: center;
/ @5 ]* l$ [, u; ]* ?5 u - }9 }: t9 r. ^6 e/ Y9 \, D# J
- .dropdown-menu-item:hover {
' e; v1 B: e4 q) T5 z& E% K - background-color: #eb272d;& Q" B9 W( [) U5 M
- }
复制代码 5 }0 |7 `! f+ M
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; p a7 m3 j, T0 H
- <!-- Checkbox toggle -->
: q" {0 J+ M3 b% `* e7 F2 b, V' p - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. R) ?% G, q1 S2 b4 P* O
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! D. O/ ]! D4 q1 K& t) ]* i
- <!-- Content to toggle from www.mfbuluo.com-->6 v& J" p: S7 [" D
- <div role="toggle" class="toggle-content">
) b1 o8 T/ l) k, E3 H+ W3 r - BA-NA-NA-NA!
" s- I! w4 b% y0 @ - </div>6 K0 B5 l) @! X- @8 w) v
- </div>
复制代码CSS代码内容如下: - .toggle {. W4 Y- M6 e1 r; V0 ]
- margin: 0 auto;: T L9 A( I5 E, [5 L
- max-width: 400px;: }5 B/ E# }) R: F! C
- }
/ T$ m) l' }8 F& {: J( Q - .toggle-label {% G' O, I0 H# q0 C& x
- font-size: 16px;
& B# F' G% k) p/ w! k - background: #fff;1 B7 q9 g0 ]+ A5 {, \8 s9 [4 I* U
- padding: 1em;
* b5 v z _! Y" C) P- u! Y* I7 a - cursor: pointer;! D) V. u5 j# U" t/ `
- display: block;. b8 c) k' |4 c
- margin: 0 auto 1em; g7 X1 G' _1 j2 e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 y$ I1 `0 }7 ]8 y7 w5 U, s - border-radius: 4px;2 g3 I+ i8 B: Z+ w
- }4 Z8 n T% H9 h& Q1 K
- .toggle-label:after {* Y) Z3 W+ ~0 \2 ?! E4 \2 F
- color: #ED3E44;, f# J. z9 ~, \6 `$ u) [1 x6 B
- content: "+";
3 N2 q$ ?. l2 e/ ?6 m9 C, u$ b. b - float: right;% Y7 o0 `% O k: r; ^
- font-weight: bold;
% J* G/ Y H, W - }
0 Q' Y5 D" ^% M' s; k% F3 W - .toggle-content {
; v) b) g9 U4 \6 Q - color: #B0B3C2;
$ H+ J, G8 G* p# m6 A' U1 P) z - font-family: monospace;: I2 Y; b4 W$ G( a: V6 o- n9 \
- font-size: 16px;
% X( R$ h C! v5 B - margin-bottom: 1.5em;: c/ y c, r* _( u( j. r
- padding: 1em;
' Y4 ~" c* P# x/ m+ Z - }
9 Z7 a/ o' z! o& Q) x3 y) Q) } |3 Q3 E - .toggle-input {/ n! T9 ?4 i0 M) r, f2 r" W
- display: none;
$ |0 k" ^9 }% ~( y/ x - }
" L3 {' P) p( c+ y. N6 i* E# B - .toggle-input:not(checked) ~ .toggle-content {
4 P7 @9 z1 G: P* g6 D - display: none;7 y6 N1 z* A* ~, Y
- }; w4 W- _! ~6 y# q8 K! D q* w1 ?
- .toggle-input:checked ~ .toggle-content {4 g$ t' x/ }* B/ z* x
- display: block;# M* \8 i( v4 U! I
- }: l+ a! |2 L" E( V- b4 U
- .toggle-input:checked ~ .toggle-label:after {
! T! C! X# O# A' V' ] - content: "-";
& J3 c3 R- X: \, b2 a* l, F% g' B6 I - }
复制代码
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