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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!">
' G0 b6 X2 O/ s& ~ - Label for your tooltip
d: c* k/ m& h3 S4 Y - </span>
复制代码CSS代码: - .tooltip-toggle {0 r: a' ^5 V4 ~- ]7 g1 r
- cursor: pointer;
9 J* y' i$ @, C! W - position: relative;, H$ S) w' ?( L9 A: `1 d+ o2 v
- }
Y3 X0 z, h1 a* ~" M1 f - .tooltip-toggle svg {
$ r% V( Q o6 [: Y0 G: c: T! H - height: 18px;* F# @ x/ u9 {6 d! ~* Y$ U, P5 I' X
- width: 18px;
, U% y4 \+ h# A- \% s L" @ - padding-right: 0.5rem;: q% G3 u% s7 L+ E% s0 c
- }$ A- v" S' E- E/ f
- .tooltip-toggle::before {1 b& z' ? X6 l# Z5 b+ z
- position: absolute;; J2 _0 c- S. _: ?3 C; R6 F
- top: -80px;2 |: Z. u% X# Z! |
- left: -80px;
, M2 p3 y+ @9 Z/ v" K# t - background-color: #2B222A;
6 m4 q ] z8 M* e/ G+ c- T4 _ - border-radius: 5px;
y- w$ |8 o6 }! S$ k - color: #fff;% q$ E+ G. p$ e
- content: attr(data-tooltip);
; e/ \( c) e P - padding: 1rem;! z! K0 X9 P% k) W# l/ z' ]2 @3 _
- text-transform: none;& E; Q2 a' |) q; B" \
- -webkit-transition: all 0.5s ease;+ b2 M( S8 p% d. d
- transition: all 0.5s ease;7 p9 s# X) y- @8 V# m
- width: 160px;$ L7 d7 k9 {1 d `
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- .tooltip-toggle::after {% c! E$ r* z7 t
- position: absolute;
1 o1 @1 F+ X2 g3 {& g- l6 z' e - top: -12px;
) b, O, _/ ^: Z" V - left: 9px;
2 B+ j# m; t$ g4 h5 `* n - border-left: 5px solid transparent;
9 u/ y9 x) S4 h: f4 E; K - border-right: 5px solid transparent;
2 K/ N8 H9 I5 c; y( e+ P" P: X* Q4 i - border-top: 5px solid #2B222A;2 ]6 G4 @+ n" K/ x. U
- content: " ";
( i" c& v, K" w- _* m' G( K - font-size: 0;
6 ?2 b2 ~( ]1 ]/ S# f8 ?6 {# A - line-height: 0;( p$ `6 j4 q! ^' L% M
- margin-left: -5px;3 P/ s7 N" H8 Y6 n0 A4 H
- width: 0;, z6 X& N, u+ ]& n
- }, {; B4 w# u5 X5 Q
- .tooltip-toggle::before, .tooltip-toggle::after {& m9 y& j8 y# M% _" R* g
- color: #efefef;
2 ?, V3 g8 s( G" } - font-family: monospace;
# q' u2 d, f$ q' r: M - font-size: 16px;
; f; I1 ^4 r% d+ |9 W - opacity: 0;
2 n- Q) p; a4 ~3 h7 q - pointer-events: none;
& [7 X c8 n8 C9 ~5 Y - text-align: center;" O- }0 ^) f7 h& s
- }
4 I) k# L6 g+ p0 ~& o" D: N, D - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 y7 o6 u' U% `* V7 H: @; z5 {- K
- opacity: 1;
/ |5 l' X9 T+ o" |$ e8 p9 W. m - -webkit-transition: all 0.75s ease;7 u) t- V( Q. F- C- |8 q# N& Q
- transition: all 0.75s ease;$ v8 T0 Z9 ], z B/ F) 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">
5 y6 C, r8 z5 ]- t; Q - <ul class="nav-items">; V" R8 h& q+ w
- <!-- Navigation -->
/ W; Z- K: Q+ @& x% Z; H - <li class="nav-item"><a href="#">Home</a></li>
9 t7 Q# z7 c4 y% Z - <li class="nav-item"><a href="#">About</a></li>! b( C i& Y) s4 s8 k, g! K
- <li class="nav-item"><a href="#">Contact</a></li>- o F6 ^4 _4 P
- <!-- Dropdown menu -->
* S: D, s1 b# V - <li class="nav-item nav-item-dropdown">, Y7 m6 |9 g5 C7 U# k
- <a class="dropdown-trigger" href="#">Settings</a>
, T% e" m1 ?! m g* D' p. `) M - <ul class="dropdown-menu">
9 Q. ^. n, E' q5 D0 N9 ]4 g - <li class="dropdown-menu-item">: Q8 ]* F4 F7 P$ e/ I
- <a href="#">Dropdown Item 1</a>2 `' Z b7 d( o+ R
- </li>9 w5 C/ |; v$ q/ k5 ~
- <li class="dropdown-menu-item">
, B5 l6 c0 J4 L; Z C& a$ ~9 N1 j3 T - <a href="#">Dropdown Item 2</a>
2 G! N! f4 ~ Z& Y. n - </li>
$ i5 M* M" ^5 v* m# a$ c - <li class="dropdown-menu-item">+ t$ ~4 _" e \9 W5 x8 C& B
- <a href="#">Dropdown Item 3</a>8 H4 q; ~% V, _& e+ q
- </li>
- F+ F# X, O+ N$ y# W2 U' r - </ul>; Q( ^% p1 B4 v! Y. B0 B' D
- </li>: D5 N% i. ^5 L2 T: F7 c
- </ul># z$ q# D, q9 L; h% {$ n
- </div>
复制代码对应的CSS代码如下: - .nav-container {1 I8 V+ x M5 I" X6 [+ o0 M
- background-color: #fff;8 K+ @1 m* }5 r$ n
- border-radius: 4px;4 C& E" l* z/ r3 [, v8 U* k- d
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 }1 D2 r& n! U - padding: 1em;+ `& V- f( f& g
- border: 1px solid #eee;9 x8 t: e& J& a! [
- display: block;6 ?, k# p- b& X# u( J; J
- max-width: 400px;
! d& h. J# \, o" A. h - margin: 0 auto;" h9 V/ ] g) z& F7 E9 p% h
- text-align: center;" s$ q4 o4 n5 o& H2 t6 x
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- ul,
7 z! U0 G" C, @% C6 B/ e" g - li {) Q, z1 ~3 Y+ ]& C: G2 V* d
- list-style: none;
; [2 A( H" Y! K& f$ |% ?' V" ^& l8 { - -webkit-padding-start: 0;
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- a {# _1 j' U& T4 K6 o: h* @* u
- text-decoration: none;2 j1 B, e9 }: _6 P
- color: #ED3E44;
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6 u0 s4 T& n0 w9 O - .nav-item {% s& {" m2 l: H [/ J) u4 x# d8 u! B0 B
- padding: 1em;0 L$ }& c3 H8 T9 v# q% g( p1 J' i
- display: inline;
& q N8 i! r+ }, [ - }
% X u0 R7 ~8 v - .nav-item-dropdown {
9 u! O0 v& T2 I8 Y( _ - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {" k/ q. s# y6 H I% G
- display: block;
( ]9 B. c& d a6 ` - opacity: 1;
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6 N0 c3 B4 Y) q - .dropdown-trigger {6 j# h5 A* S6 z1 g1 W3 P
- position: relative;) Z2 E6 E% I- K
- }/ i/ C1 ~6 P, y* l0 f
- .dropdown-trigger:focus + .dropdown-menu {8 S# ^6 g( t7 \. j9 A5 R
- display: block;7 x$ M" v) H$ m; M; R+ H6 m% @
- opacity: 1;+ @9 w' c$ @1 k9 N
- }% W- z, E) F0 h
- .dropdown-trigger::after {
. E1 w- ?3 H4 O1 t9 p - content: "›";0 U( }6 R6 y5 B+ e0 N" j, }3 p( g
- position: absolute;- T: c7 Q6 o& i
- color: #ED3E44;$ ~+ @( X8 I, j& l# l {1 O
- font-size: 24px;
% [; K5 z# R$ }* L5 a - font-weight: bold;
) Z$ y( Z! v" C4 ? - -webkit-transform: rotate(90deg);
- U& ^. V. N0 e% o% O - transform: rotate(90deg);" |( `* `3 A! t% o
- top: -5px;3 J' W7 ^% c' s& @0 n8 g
- right: -15px;
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- .dropdown-menu {7 R4 A3 I6 P( ^7 G" _( M
- background-color: #ED3E44; o+ o, U9 |% r' A6 S S
- display: inline-block;& h3 ~+ u7 E, h! k
- text-align: right;
( W1 q _8 R+ M8 n+ ]" `1 B4 g' U - position: absolute;
0 Z: v- C! s G: J9 R z: i7 F - top: 2.5rem;
5 X/ j) A- f- f0 t - right: -10px;- O+ B1 E3 ~+ m% P
- display: none;/ E" F; ?) n- l& F5 I) u
- opacity: 0;
7 m( c- L, h$ E - -webkit-transition: opacity 0.5s ease;8 m! d' N" [1 j8 d3 [! e; v
- transition: opacity 0.5s ease;
3 X5 _/ g7 l0 g - width: 160px;
/ P4 ?7 o- t% F8 K7 Z& C - }
( _2 T) n' M' q9 L& J - .dropdown-menu a {
+ d, u7 z r" \ - color: #fff;
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- .dropdown-menu-item {
7 c' r& ~/ h; x8 |4 K - cursor: pointer;
- P' j# ?0 V3 t' a) u - padding: 1em;
4 u1 x- G4 l) X - text-align: center;& J! r8 e2 x4 i9 Y* m* u$ @
- }
# h8 C0 S0 l& l: b" H0 a - .dropdown-menu-item:hover {9 @ P3 z9 n. A% W
- background-color: #eb272d;: f/ x; J/ G" j2 Y" m }
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
9 g' o) x! q; f ~& ^1 V n& \9 d - <!-- Checkbox toggle -->
9 c* U; F9 ^# V1 l - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# g9 a& L" ?: X" s" g6 N - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; v3 f: d' a! R U( C+ \ - <!-- Content to toggle from www.mfbuluo.com-->
. P+ L3 o5 {; k+ L - <div role="toggle" class="toggle-content">* b1 R4 R" [( z
- BA-NA-NA-NA!
- |8 h& c# n1 S0 r - </div>
) m2 g3 _$ O, d0 `! q$ [$ W0 A" C4 R! E. c - </div>
复制代码CSS代码内容如下: - .toggle {
& y7 i3 B+ j7 D, W- }; u - margin: 0 auto;4 w5 ~+ |0 f% R/ Z1 ^% n1 v
- max-width: 400px;
2 z8 t/ M" ^) |* c* ? - }
2 g5 Z0 O" \! {9 L: s$ J* d% \5 P - .toggle-label {5 H7 h+ r5 A6 \) `/ v
- font-size: 16px;
- j& D6 g- f4 U i: U& ~ - background: #fff;( Z( i2 n# F. Q8 B9 \! P0 u
- padding: 1em;6 D# B( \3 a4 v/ c. E
- cursor: pointer;6 A' N" I: g! S$ G8 M1 O' o
- display: block;% B) B2 t( ~+ w% I. ]
- margin: 0 auto 1em;
6 H0 s1 v7 f8 H# x5 E1 ` - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 O+ u( i* Q9 ]# F( n0 d/ T+ l* O - border-radius: 4px;( `" w" \ t* V" t1 x8 M0 s: I/ c1 v
- }
( h [5 K+ L# f - .toggle-label:after {
2 u; `5 g: J$ ]2 ^ - color: #ED3E44;
0 r+ w8 }, y2 Y( ^' Y8 r9 K9 X" }. ? - content: "+";
0 D2 t5 R% j0 y - float: right;& }" ]2 g* z! P; ?* y1 S8 S1 k6 e- l
- font-weight: bold;
* }4 h/ a O) h% v) _ - }
/ l3 c! n- W; L - .toggle-content {
/ J: V) v2 D" p9 R0 v- c6 i$ i - color: #B0B3C2;; _1 o2 K3 Q' r+ ?: d
- font-family: monospace;
8 Y8 G+ k& }7 n9 T - font-size: 16px;
4 u3 U& W+ E) j - margin-bottom: 1.5em;! U6 t- T7 J. ^4 d9 U: p
- padding: 1em;
5 ^' V# y0 p$ e* p3 ] - }
; o* _* b* a. k- u9 P8 J/ R$ T1 f - .toggle-input {2 T" u+ k1 d- u0 z
- display: none;
( F& ?: s" S( A - }
" U2 o% m0 ~9 M2 ?- C3 Z- q5 m - .toggle-input:not(checked) ~ .toggle-content {
( o$ O' H+ P# j# U& _- F - display: none;; W- K: G2 n% g& w: D
- }- ?) t" Z* K9 P( `4 J7 E& D" ~
- .toggle-input:checked ~ .toggle-content {# V7 y/ q% V% \6 v% z( M& s
- display: block;
, a) L: U& K; u6 f/ u5 f - }
9 u8 D" r/ P' `: S, x) [ - .toggle-input:checked ~ .toggle-label:after {8 N" w, C2 a. y* M* T
- content: "-";, w& u! C# G! @. [" W
- }
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