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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!">% w2 m7 t }+ Z: L
- Label for your tooltip0 {# K) [+ R/ k
- </span>
复制代码CSS代码: - .tooltip-toggle {
; r' S' D9 V. B T - cursor: pointer;; Y- C. _! h5 X5 f9 ~7 o$ _
- position: relative;6 T( J( F+ `; \9 R2 t3 G
- }
5 B. l# {+ Q( g9 x" \# W - .tooltip-toggle svg {. t) u- k! @. T" k1 l3 N6 R
- height: 18px;' D, q0 R, F7 z2 ]8 M! Y
- width: 18px;/ ~/ j# J/ n2 a. o: T
- padding-right: 0.5rem;
- l# \% Z# q- o - }
# c/ g* ?/ [# L2 m$ j - .tooltip-toggle::before {' m+ M! f" h, H1 R4 G+ l4 Q
- position: absolute;
3 x3 z( E% V9 U& `3 R+ a6 r - top: -80px;
) e0 H8 F2 g0 r& Z! ?4 Y: n2 @9 p - left: -80px;
$ D4 n8 N! @2 \6 T - background-color: #2B222A;
- N0 _3 c7 s R - border-radius: 5px;7 H% i6 C% z G! [( m* R" i B' Q
- color: #fff;
) D* U9 x. C% s _. P - content: attr(data-tooltip);
1 P; V2 H( ^. Q7 O - padding: 1rem;
) p. B4 }, [" t7 X) @/ @! w& U2 f - text-transform: none; s; B( q7 E! B$ T0 _6 @5 O
- -webkit-transition: all 0.5s ease;/ I( T! \9 V$ ?9 @0 P* a0 P5 T
- transition: all 0.5s ease;4 S1 w/ }% X) N- n
- width: 160px;2 K, B7 n/ O' O$ ^0 W
- }
1 Z3 H/ Y9 ^3 c1 m0 @5 ]8 p - .tooltip-toggle::after {
9 m; U8 X8 D; z$ Z# A9 ` - position: absolute;
2 _# m& ?5 b6 H! A& d2 f3 n - top: -12px;! E. i% j/ E- D
- left: 9px;0 K8 D' ^. T2 T- W4 w B
- border-left: 5px solid transparent;7 r( @5 e! r5 D- i3 A
- border-right: 5px solid transparent;; U+ r) Y2 X$ N& e# l* n. Z
- border-top: 5px solid #2B222A;2 [5 H5 n& h O& i `
- content: " ";
0 p( u: \% j' D( B - font-size: 0;& K+ Q9 C. I, f! e, u8 G. o' B
- line-height: 0;
; j, U5 N: A F5 y+ p5 H - margin-left: -5px;
, \3 ?4 g# y+ ?9 U - width: 0;6 t6 b+ f# l8 K s, ?: W- M
- }
3 }% r! }: _3 q# M' ]/ v D! n - .tooltip-toggle::before, .tooltip-toggle::after {
% O! @5 [- A' M: o4 E+ S4 j6 H - color: #efefef;
9 w1 a3 u6 @- r# g& x5 a. }, W - font-family: monospace;3 a. ]% g1 M, m. _$ j: r
- font-size: 16px;/ `& y L8 t" C' e# k# R6 @* P
- opacity: 0;
7 T/ ^: n N8 [/ q - pointer-events: none;
. G( a/ j5 C4 y- f n; K3 t: X - text-align: center;' ] b" G7 }" o9 [9 h" p
- }; ?% Y7 f c7 O2 t
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 N' C) K; z, B7 I, C
- opacity: 1;
+ X; h* Z1 a, \* ?+ a* o: j - -webkit-transition: all 0.75s ease;- O) r8 L" z/ R
- transition: all 0.75s ease;
. d7 ?/ z1 K" ` - }
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">$ |( J/ p9 M, c3 B0 W4 c9 c4 Z8 ?
- <ul class="nav-items">
; t( O$ G, ~( F- T - <!-- Navigation -->9 P+ k# y' d1 A1 _8 C) _( o* a
- <li class="nav-item"><a href="#">Home</a></li># @3 w6 }: V0 J
- <li class="nav-item"><a href="#">About</a></li>
) ]; t& H, B0 h - <li class="nav-item"><a href="#">Contact</a></li>
2 Y7 B4 K8 o4 v, g( V, |6 U - <!-- Dropdown menu -->
. D4 l$ i- L$ D! b5 H7 T% ^ - <li class="nav-item nav-item-dropdown">1 Z/ m% i5 v; B$ g) Q9 W
- <a class="dropdown-trigger" href="#">Settings</a>
" o$ C5 C) x! {" _% z* G+ P - <ul class="dropdown-menu">
/ S, q3 G: J+ T - <li class="dropdown-menu-item"># H V- x9 [5 Z% V* X# f
- <a href="#">Dropdown Item 1</a>8 }0 ~* Q8 M$ z3 \5 F3 H
- </li>
; _: }" N0 k! ~% F p - <li class="dropdown-menu-item">
! W$ @' ^2 ?) S1 S4 \* A - <a href="#">Dropdown Item 2</a>
3 \# @5 |" b' @1 C* ^; P' r+ Q - </li>
/ K5 k% Z P0 w" V, z% A - <li class="dropdown-menu-item">4 Z9 i6 w" z5 t* e' J8 t. ]
- <a href="#">Dropdown Item 3</a>; y5 ?$ F# a) u
- </li>
$ K' y- }3 G9 ?4 i - </ul>
% @" y. g$ s; N- \" ~ - </li>
: ^& g7 M1 o+ ^1 P2 p+ D - </ul>" s" K1 z& |% L' P: L: h& x3 e: {
- </div>
复制代码对应的CSS代码如下: - .nav-container {
8 t: r/ R) A* J8 a8 _5 A+ b - background-color: #fff;
: D" P6 L4 R* y - border-radius: 4px;- k2 X% J0 r, E; J; m3 n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ g7 X& F! m9 m4 Y# j0 D& d; n
- padding: 1em;
" b; K* _! O: A - border: 1px solid #eee;( h! k* l/ r. j) I
- display: block;! i8 E0 f/ w2 a5 o" ~/ N5 [
- max-width: 400px;, O. y8 [1 z" c `
- margin: 0 auto;
' k# E5 f9 D P2 } - text-align: center;
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- ul,3 g! Q# d. @$ y2 d* g2 i
- li {
0 V8 T) }. e, `5 _. o - list-style: none;
" P6 w3 \6 f' d - -webkit-padding-start: 0;3 `3 c, w+ p5 Q9 i; i9 G" g
- }6 g3 _& q# m2 o) c. m
- a {( I* r8 _- d1 H5 J
- text-decoration: none;1 e- i. L$ e4 o- A
- color: #ED3E44; c$ ^6 ~% J: w8 j$ s
- }
' `, l( J3 z% D$ h8 U+ Q% h1 m - .nav-item {
* M- N3 `; S+ h( p+ `7 c6 g3 p - padding: 1em;
7 A7 o: o9 P; f0 B - display: inline;) b1 [3 G; [6 N3 `. y* @& k
- }$ Z: i" I+ D7 @- R D" x7 q. [
- .nav-item-dropdown {$ h( U: H- s+ D8 o4 l- N
- position: relative;
$ C8 ^8 d2 L4 l9 d: u2 c: Z* Z# U$ \ - }
7 C) S. Z2 G! T7 L3 E: V - .nav-item-dropdown:hover > .dropdown-menu {0 b1 n( x7 Z0 n+ O; `4 F
- display: block;
4 e( d" n9 V8 E3 ?+ @! V4 V - opacity: 1;
* {6 [5 w9 u( x - }
3 c2 A1 i0 e, r9 t) z - .dropdown-trigger {7 N' \! P0 ?$ P0 H& I9 k
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {) z7 ~6 ^6 D- w+ p+ w
- display: block;
' W. o0 R9 j" f8 N/ ~1 \$ U. p - opacity: 1;$ u* Q- ^8 ^- p) U& S
- }
3 Y) u# r1 r+ b! a& r - .dropdown-trigger::after {% f3 l: x }! ?9 w' ?
- content: "›";/ g U; W7 w/ m o" B
- position: absolute;- w$ O$ s ?# ]6 o! i: @, A/ K# ]
- color: #ED3E44;
2 Y/ M: U( a" Z2 o6 U, ] - font-size: 24px;
2 X4 D) ^, i7 h8 j: {& x4 R - font-weight: bold;+ L* q& T# C } j% ~8 S5 W
- -webkit-transform: rotate(90deg);
' V. b. M h: z1 T- v) r6 U& e4 m$ k2 t - transform: rotate(90deg);
2 v1 g' K4 j& T9 }! \; K9 X - top: -5px;
9 ~7 a) |7 S. u - right: -15px;
5 z/ b; {; S4 j3 M0 u' A$ ] - }2 @& p: x8 e; Z0 \4 N7 w/ @' ]1 M
- .dropdown-menu {: h/ b( E1 L+ u" ]
- background-color: #ED3E44;
* X8 V0 ?7 |) o1 G" s' a- b" H - display: inline-block;
/ X8 e0 O* D" x3 m - text-align: right;/ A0 Y. ~; u1 v- @6 i
- position: absolute;( Q7 r6 d' L: b4 r$ n8 [0 U
- top: 2.5rem;4 k/ O. Z/ b) O6 n5 N4 `8 }1 ~
- right: -10px;' U# K% U, @9 \0 q, \$ r# T
- display: none;' j; Z5 d: e- y" o/ W
- opacity: 0;
4 B \& A6 E+ v1 q6 E" z* R - -webkit-transition: opacity 0.5s ease;, M" @! \; Q+ u9 H+ n
- transition: opacity 0.5s ease;7 s, J/ X' N% Z2 |; H4 R- _1 B& l3 l
- width: 160px;
2 D% l% ?- A9 O- |) W - }1 e; [0 J9 [7 |( [- Q
- .dropdown-menu a {. F: F M) K% n/ h
- color: #fff;& P6 g+ Z7 H- Q0 c# e, d
- }5 L, U- ?$ h: }1 q) u% S! t
- .dropdown-menu-item {
U2 u7 w+ G8 G, G) F$ `$ F% D - cursor: pointer;
- e3 U# P, \4 V/ p5 p( E7 o - padding: 1em;
* }: ]2 M3 a* G# r3 ?- J - text-align: center;
2 `. Z) g1 ~1 x& |1 k5 p& l5 k - }7 N4 y4 c2 z7 L( a h
- .dropdown-menu-item:hover {
# \* E9 p B a P# f( h1 G - background-color: #eb272d;
7 z, V5 q8 t+ j - }
复制代码
1 u, @7 I; U- O3 R2 Q. ~7 e5 h可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 ]$ o( R. | F- r- Y3 H4 G. y
- <!-- Checkbox toggle -->
( @9 P: s" _5 \; C n, [4 _ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- L4 H* }% v+ ^# c
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
) L# E7 T0 }) u4 f! M0 D+ W - <!-- Content to toggle from www.mfbuluo.com-->5 }1 E4 s& W* l
- <div role="toggle" class="toggle-content">
& f8 c# ?- W* ] - BA-NA-NA-NA!
, f+ s5 s' {: O( ]; X) F& k - </div>, W* k4 i+ i9 R+ M
- </div>
复制代码CSS代码内容如下: - .toggle {8 {, E+ p6 X% a+ Y& y
- margin: 0 auto;
/ Q5 X7 f# e. Z+ I0 n - max-width: 400px;# ~8 F5 l1 d/ e
- }
2 F) e* `9 v/ O% c& L - .toggle-label {
5 t' E: n C3 i/ g - font-size: 16px;/ O' [1 ^! h, S( e6 k
- background: #fff;
: O% E$ y+ e- B - padding: 1em;& W' s$ P! c! D
- cursor: pointer;
5 C0 I: q8 f9 W# n4 Z$ G, X; v - display: block;) b* v4 ]) ], D/ V
- margin: 0 auto 1em;; X1 V3 c; O+ }' m# I9 G% S
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 d2 t% h% L9 G: t: E - border-radius: 4px;
5 S% Y L9 m p# y& ` - }
$ h" q7 S l3 P1 B2 e' m+ w: A - .toggle-label:after {) M6 ~& O6 f! | C7 ]2 P
- color: #ED3E44;, R2 K& Z& r# s9 L% h' z2 N
- content: "+";* |. Y9 d3 K9 y. A* m
- float: right;1 {& m: Z% `! z% |. K F: ?
- font-weight: bold;
0 j( a7 ^' f* `( M - }
+ `# C, _2 d( w, M6 f - .toggle-content {
7 ^4 g) }6 z+ q( S* d! ` - color: #B0B3C2;
, w2 O2 [& e; i. a - font-family: monospace;
4 N/ T$ D& B: U4 Z1 n. I4 ^ - font-size: 16px;, Q! J, {. `2 ?% ^- p# h7 j L
- margin-bottom: 1.5em;
0 o; b# |$ u) i9 A; h+ A9 M - padding: 1em;. p& S1 r0 F' [
- }
1 e b: f5 Z! m) b/ F3 _% t1 r* r - .toggle-input {) F& }6 @0 M4 B0 t% C; d5 @& }0 a
- display: none;
' v+ \6 N4 @, Y5 M, _ - }5 U+ y( N! G' y, W/ `: l
- .toggle-input:not(checked) ~ .toggle-content {% m9 ~! H3 e( s6 N2 u K
- display: none;
, r6 B! {! w. @3 `: N- ~ - }
: I2 w' D* o5 M8 L/ U9 n - .toggle-input:checked ~ .toggle-content {
" ]- {' R) F7 F) q( p7 z8 j - display: block;1 I. n9 V9 C; z) F* p
- }! H: _3 G0 N' w( u0 v* ^8 v& \
- .toggle-input:checked ~ .toggle-label:after {4 K7 F3 g0 J7 Y
- content: "-";# I7 ]% U! o0 z. u! |3 j
- }
复制代码 ) X$ }/ F* t, w
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+ Y, I* p$ G+ V# l* ~" P+ k9 T1 ^* a. s# c" Q1 h y
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