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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 N) [1 ^" _$ q* C+ p% d l - Label for your tooltip+ h8 H2 b1 D. L
- </span>
复制代码CSS代码: - .tooltip-toggle {! K: Y' }5 B( [) C+ m
- cursor: pointer;
4 u. n6 g* V7 w: v! O9 K R: z - position: relative;
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, c7 `+ R8 u, H; s - .tooltip-toggle svg {
i3 x% @6 _- N+ G - height: 18px;
( ?% d( Y. W' o. X: T3 p - width: 18px;
2 i8 y' C# v1 G: L' y; M+ v* I/ w - padding-right: 0.5rem;9 p$ B, Y: `* f0 v4 Y+ N( h
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- .tooltip-toggle::before {" [ _! j5 V, U; ]: Y
- position: absolute;
' a+ M9 L0 W6 `( i% K) D% u* K - top: -80px;# ?$ l: P9 `4 t+ m- e* y
- left: -80px;
- r, W) }9 I+ I- B - background-color: #2B222A;- O0 s" `) `9 D
- border-radius: 5px;, f+ O$ @" e5 x( H, S# t
- color: #fff;
1 L0 f- \. p$ g- S9 C3 | - content: attr(data-tooltip);
( i, o: k$ o( b g( `: I - padding: 1rem;" K3 ` E5 q$ W$ h; X1 G% x
- text-transform: none;
. y4 D4 S, Y- t0 d+ x - -webkit-transition: all 0.5s ease;9 }! M. }. k$ y5 W. v
- transition: all 0.5s ease; Q7 E* { Y) p. S- X
- width: 160px;( [9 N# r* t1 l
- }
/ p7 |1 W* P5 g+ S o# q. ^' a - .tooltip-toggle::after {" d4 v" g) q8 g5 ^* s
- position: absolute;* ?( l1 f% ?% P& Z$ b4 I& k+ J+ |
- top: -12px;
. u8 N- p, O$ s5 b+ }3 B8 P' x% L - left: 9px;5 c* Z) {! Y; Y+ m
- border-left: 5px solid transparent;2 D5 U9 h8 P; D; z: F& A& L
- border-right: 5px solid transparent;
- F3 v! p& v0 { - border-top: 5px solid #2B222A;- i4 v% P" n/ [6 r( k# x
- content: " ";
: ?4 B) f* }7 I) }5 L5 \- G - font-size: 0;
b2 R, A/ [. _" }, W- y' h3 `( I- o/ n - line-height: 0;8 Q4 t( g$ r; b* z
- margin-left: -5px;2 d0 ]- W" b( }, s& k
- width: 0;+ Z* d% t# z& t5 e2 U
- }
3 `3 N$ z( L. A8 M& L - .tooltip-toggle::before, .tooltip-toggle::after {; |* r& I" F: [6 ]' b# |
- color: #efefef;3 @+ l% ?/ a% D( {
- font-family: monospace;
1 Z2 Y# c2 t. P; C - font-size: 16px;% E8 B, p. B" d0 r! @0 v, u2 w
- opacity: 0;
( f. ^3 U9 n* w5 x$ U2 ~ - pointer-events: none;8 P; T+ z% s! y8 x+ Q; E& [6 v
- text-align: center;* {+ X* c; U/ Y! w0 P, R$ l0 m/ L
- }
4 R `: `; e$ _2 O7 B - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 g1 P. R$ t8 X0 m+ w4 Q! j1 h3 J
- opacity: 1;
. n$ Y. [6 {- o" ?" h - -webkit-transition: all 0.75s ease;! l2 @7 i/ `* p, ?
- 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"> F$ c, {$ e# I6 \9 f U+ M F! A
- <ul class="nav-items">
) v! r3 ~8 Z8 \+ t7 [1 l - <!-- Navigation -->8 _) e, ]+ ~/ u. C% L7 y
- <li class="nav-item"><a href="#">Home</a></li>- U: W9 S' `1 N; K+ |0 L
- <li class="nav-item"><a href="#">About</a></li>
% i! g2 j+ @4 Y - <li class="nav-item"><a href="#">Contact</a></li>
* F+ y* J9 h7 D" _ - <!-- Dropdown menu -->
7 Q1 m/ z( |. }1 ~+ j& E& A - <li class="nav-item nav-item-dropdown">/ e) l: z- \, J3 N
- <a class="dropdown-trigger" href="#">Settings</a>
, F! x! G. G+ ^5 B# P - <ul class="dropdown-menu">
" O K/ |) g8 S6 L - <li class="dropdown-menu-item">
& C! n I L2 h& r5 X6 U- [ - <a href="#">Dropdown Item 1</a>
( ?/ s; ?; h$ O8 L y; f - </li>- Z3 O2 T+ ^ Q1 ^( F
- <li class="dropdown-menu-item">
$ U- H; c; P5 E0 _- Y, N0 z - <a href="#">Dropdown Item 2</a>7 a6 \) T2 G$ W" D- T3 c5 T+ n
- </li>
5 d, H) |4 w z. O4 ^. }. s - <li class="dropdown-menu-item"> l' ^& L$ L7 }" {7 C
- <a href="#">Dropdown Item 3</a>$ T' Y% ?7 r6 ^) J( N
- </li>$ D, ?2 M$ F, o7 h8 Z
- </ul> ]! B2 z. Q# R$ {! ~' `
- </li> S7 {, ~' @& q) q. F
- </ul>7 W5 m3 G$ k) A' K: R
- </div>
复制代码对应的CSS代码如下: - .nav-container {8 X( ^- n7 v3 C% K9 L7 v
- background-color: #fff;
- v( F+ {- K5 v3 U+ E - border-radius: 4px;
2 ~+ B# {4 N1 V# H# `1 o$ l - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) B8 s# v& {8 A( s
- padding: 1em;
+ p' u. E' O* [/ ]! E - border: 1px solid #eee;' a! j6 u D' a" S# S
- display: block;- b3 H4 |: Y7 s: c% o* T
- max-width: 400px;1 r: t3 ~$ L' E7 [6 n* x/ b r' @
- margin: 0 auto;
9 A- S! A! O; e; s4 ]& f - text-align: center;" B2 q/ p4 t5 l) N. L. h
- }
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- list-style: none;5 n# [2 X+ q6 ?3 N. Q( Z' Q
- -webkit-padding-start: 0;
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- text-decoration: none;# j, B0 {2 N1 c0 c( ?
- color: #ED3E44;, ]! Q' k; n* a0 h+ I& A
- }
% Y3 o8 O7 C$ U* w F - .nav-item {+ t1 a. L! c2 e' E9 o& F" q `
- padding: 1em;
9 b0 d B/ `& w - display: inline;2 C! x6 J$ p1 _2 z: l4 x
- }
( c( J) a$ l! S! ~2 ~# Z - .nav-item-dropdown {
% [" ~; I( F# b/ x! _, K, ^ S - position: relative;
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5 `' D2 t& U+ D1 J7 a - .nav-item-dropdown:hover > .dropdown-menu {1 m+ S3 g, s' w( }. D) u
- display: block;
, u$ M- f: F$ J& @, y: s; w% p5 @ - opacity: 1;
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- .dropdown-trigger {
4 ]9 |' e# ^6 _/ {, v# y - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
2 k7 z# o/ j9 u4 Y% M. k - display: block;) K% Q. O( F1 a+ j# A; S, P
- opacity: 1;( H1 Q- j3 I) @* Y
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- .dropdown-trigger::after {
" }+ V* m2 ]7 h0 }% S6 F - content: "›";9 Q1 f! h, O$ N8 m9 P! E( Y
- position: absolute;. j# Z, u$ F% J* l+ {
- color: #ED3E44;5 E: ]4 b# ?- g' J0 j' ?+ M |
- font-size: 24px;0 o" x4 l; V' h! B% }0 x, u
- font-weight: bold;
, b# {! G& a% M+ p& ?3 p) z - -webkit-transform: rotate(90deg);
F$ W9 d+ a4 \) I5 L6 O - transform: rotate(90deg);- N1 k- L% y9 @. [4 \
- top: -5px;( L/ r# L+ u+ B1 k' z8 N8 T
- right: -15px; x. R) I" p* ~; x# N: k
- }) ]" k* B' K: i- F$ }! [3 r Y
- .dropdown-menu {
4 v6 E1 g3 h, E0 i _9 b; N - background-color: #ED3E44;5 _8 ?6 i; o; y- Z& i- Q" C. k
- display: inline-block;
- g9 l8 d0 }5 n - text-align: right;' o0 ?1 b/ ?" j1 [' w( {$ Y
- position: absolute;
& m5 r( @/ z6 y8 h/ Y - top: 2.5rem;' Y" z4 q* M3 C1 L" I v% \
- right: -10px;+ ^' L2 \2 @& o* l( V( R9 p
- display: none;: f* J5 l' t1 ?# n* c8 y: d
- opacity: 0;
7 m% [8 D$ i' ` - -webkit-transition: opacity 0.5s ease;& X8 p- F' s/ ^
- transition: opacity 0.5s ease;
. c- L2 \ M5 n' g1 `6 N4 y h - width: 160px;' @ D ^7 n$ O0 {& D1 l
- }6 y( V! A( H4 q8 k0 r0 R
- .dropdown-menu a {
/ }, I# n7 z& D8 l' { - color: #fff;& s }# k1 j1 V; _: R9 _4 H; a
- }
9 A: j9 }' k3 { - .dropdown-menu-item {
. [# k# E: C% d/ z2 }- r9 q - cursor: pointer;, d$ z- g- ^5 C: `# J, P
- padding: 1em;; a; H2 {6 E6 [3 G5 ?! a
- text-align: center;
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- .dropdown-menu-item:hover {4 P8 d/ g1 M8 p' y# G) \" a
- background-color: #eb272d;; k4 C2 O5 v( n; _# j# ^0 v5 s
- }
复制代码 % F! M i4 U$ p1 b, b) B
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">) J! n" {) t8 a0 ~# W( Z9 h1 I
- <!-- Checkbox toggle -->
& t. ]! J2 H2 e2 |( E - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">% f+ i2 |) a6 }! }' V" A5 l7 L
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>9 J) D2 @& A. Z# j! g' d
- <!-- Content to toggle from www.mfbuluo.com-->; |0 T6 u9 P" @7 l6 x
- <div role="toggle" class="toggle-content">
; ^, t9 M5 k4 @* B - BA-NA-NA-NA!! q I/ Y* v5 r: N. p% E7 t
- </div> I1 C2 @& \; v/ g1 w
- </div>
复制代码CSS代码内容如下: - .toggle {
% k" Q$ v0 F6 D( m. y. t - margin: 0 auto;
8 l i( `9 Y: m, w - max-width: 400px;
M' J0 z; E2 g7 f# e - }
7 L4 @3 f" d* N/ ?% b; i( A - .toggle-label {2 s o. O& } l/ z7 L0 u0 n
- font-size: 16px;- n& K4 y7 x. y) h
- background: #fff;) _: i4 e( d9 y/ Z
- padding: 1em;
^. J% p) a. X# k - cursor: pointer;3 d7 t% V& J4 h B
- display: block;
0 V0 U: @5 Z$ I$ ?$ W" c - margin: 0 auto 1em;. \% E8 O* q% c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( F( `( ^, C' R" Q/ C5 J/ O, j - border-radius: 4px;
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9 |9 ^8 B0 l1 r v" B; U$ \1 J - .toggle-label:after {: ]- b" i+ H# ?/ n1 Y
- color: #ED3E44;
2 `1 b) B; s- ?8 k - content: "+";
' q& l+ j' ?5 }( I1 ] - float: right;
. _4 }& R" M' E, b0 j - font-weight: bold;
9 n5 ~) D) Q* ]+ C, R; R' Q - }
' k/ H% x+ F7 z: m - .toggle-content {
: K8 J" {/ U1 {5 x - color: #B0B3C2;- h8 V: J4 i2 n0 ]$ M/ J
- font-family: monospace;6 y0 M6 c3 f4 b, s$ y4 F
- font-size: 16px;4 e% k& o8 ]0 ^+ i1 h" T
- margin-bottom: 1.5em;
) K( v/ x1 W+ U; a. ~1 U - padding: 1em;
0 q+ H9 z! c9 n2 q$ K - }
; C, e' T( |8 R - .toggle-input {
9 ?# B* m( I: n1 ? - display: none;1 E6 M- z, E7 ]) q; i& B$ c4 y
- }# r, R3 d. {# Z
- .toggle-input:not(checked) ~ .toggle-content {! j7 K& X- V& I2 C. f0 D
- display: none;
( H* y2 [2 M# J) J r - }% A6 |6 [- }7 B& z5 o! r5 A: ]
- .toggle-input:checked ~ .toggle-content {; Z0 D3 _* ~* L; p+ v. `
- display: block;
( j( z. [8 Z' c - }
, H8 s, P; e5 _8 F* p - .toggle-input:checked ~ .toggle-label:after {1 D9 R3 y$ @0 }6 T# G, A
- content: "-";
6 E: I6 {3 U- _" U" y1 h; S - }
复制代码
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