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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!">
; W/ B! m& p1 U& r z8 P% I; t3 ] - Label for your tooltip; H& G6 o2 `% }) }2 A d: ~6 _
- </span>
复制代码CSS代码: - .tooltip-toggle {
4 q1 c' r" q' O* F% a4 T: i - cursor: pointer;- f4 `2 }. [, ~1 }
- position: relative;3 ]( E2 n% r9 T: K1 K* a( n9 w
- }
9 ~9 n7 y1 Y9 h! C - .tooltip-toggle svg {
: R7 d% u' E2 k/ l - height: 18px;3 n" T2 k; h! v0 T. h& `
- width: 18px;( Y# Q" B4 ~+ S5 I3 z
- padding-right: 0.5rem;/ D) `1 G/ x2 w, D! e W' n- x# j8 l
- }1 o7 t' m3 n; h! j
- .tooltip-toggle::before {
0 }4 ~- ?$ a) ? - position: absolute;
3 h& x& Y$ v. j* x - top: -80px;$ H8 n5 O: p! ^
- left: -80px;, x, y1 l3 ^; D: o
- background-color: #2B222A;" u/ U" b. ^+ P+ E' ]
- border-radius: 5px;
2 }! o, S. \% |" q' D8 Q+ G' ^ - color: #fff;
5 P2 x% ~6 c) O7 ^: {7 o- p - content: attr(data-tooltip);
6 I) Q' O: a* @/ N+ h/ L - padding: 1rem;
7 g- P5 d# j# ]" I, N' k - text-transform: none;
' M/ k- d9 L1 g# j' h - -webkit-transition: all 0.5s ease;
9 u; ]! M# u4 Y( g0 a) } - transition: all 0.5s ease;) `. R3 ~9 M- c
- width: 160px;
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* a! n9 x6 U9 w1 h+ o" A# m+ ]7 e - .tooltip-toggle::after {
# @- z! P- d0 t& W - position: absolute;
$ D3 b0 l! m3 s' Q - top: -12px;
8 t) C# |- l, L - left: 9px;! e3 n3 P9 e+ Z$ e% Z
- border-left: 5px solid transparent;( P2 k0 v* g$ S, T# f+ |, d
- border-right: 5px solid transparent;+ y( \" @: z! J+ u6 Z- p3 q3 r4 l
- border-top: 5px solid #2B222A;; E5 a$ y6 f4 V$ L" J
- content: " ";; m, a) H$ |2 X
- font-size: 0;
9 D8 c, ?, h3 E% F( @ - line-height: 0;- b* _5 A& ^# y
- margin-left: -5px;- G& ~8 x& Z& A. w% h
- width: 0;& p0 h* j! W9 W
- }5 d( F) S/ Q1 B! e8 f
- .tooltip-toggle::before, .tooltip-toggle::after {
8 V2 J o" ^- Q. {( x/ M; | - color: #efefef;
# X2 w8 V/ [; j; v5 [+ g/ | - font-family: monospace;
@3 v3 E+ T: u- B* b5 u - font-size: 16px;
# u+ s+ Z# z% O B0 ^; x3 J+ s - opacity: 0;
2 Y: W, A0 V8 v - pointer-events: none;
8 p; P5 z. u% `4 } - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 ]8 C' _$ `" j+ R) K
- opacity: 1;. h- [4 q5 q. H( v1 N
- -webkit-transition: all 0.75s ease;
& z2 [. k; o* C - 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">
: i. l7 S X) r* ]# ?* w - <ul class="nav-items">
7 d% E) {6 S, H1 J9 F - <!-- Navigation -->
: P8 B# R9 b w3 k! i1 b& O - <li class="nav-item"><a href="#">Home</a></li>
$ p2 c' C7 b, a! u4 S/ U& u - <li class="nav-item"><a href="#">About</a></li>
* v5 B; ~8 F/ W0 _0 V - <li class="nav-item"><a href="#">Contact</a></li>" O3 C. ]5 T1 {3 g
- <!-- Dropdown menu -->2 i/ C0 ^, s$ f! |+ h3 ~
- <li class="nav-item nav-item-dropdown">& @/ O1 C$ y; i) c F
- <a class="dropdown-trigger" href="#">Settings</a>4 P, q/ Z5 d/ [+ R
- <ul class="dropdown-menu">( q, f3 W) ` c/ M
- <li class="dropdown-menu-item">
+ l$ D1 ?+ x# ^9 v7 }) N - <a href="#">Dropdown Item 1</a>+ T% V, x' w/ t* B* g- y2 M
- </li>% U; a' P, u6 O4 |% q6 H: j. l9 E
- <li class="dropdown-menu-item">- P1 z+ H" }" h C7 |4 w
- <a href="#">Dropdown Item 2</a>
# N% l1 F8 c6 F5 L3 V - </li>! \! ?0 f0 j" o. Q6 X8 b E
- <li class="dropdown-menu-item">
7 Z# O7 Y, h, x3 V$ U' M/ Y - <a href="#">Dropdown Item 3</a>
3 b7 P$ f" `# p - </li>% a0 h; \; a, Z, @
- </ul>
0 o# i% E6 i. A: o6 n% { - </li>! F, s. U- h+ z9 T: b1 o
- </ul>
% N( k1 y* A, k. B1 V$ [ - </div>
复制代码对应的CSS代码如下: - .nav-container {8 ]# s" z, L& q2 G: H0 N
- background-color: #fff;
* {! ~- _& u$ F! U8 K y - border-radius: 4px;
- n" C# T6 _% p) X1 p - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- p5 q* s2 E+ G
- padding: 1em;
# g% U! J0 R3 s9 n, T4 B* j6 e - border: 1px solid #eee;; V1 p4 A' i- M/ n. m. g
- display: block;
* ` j+ n9 w; C% A - max-width: 400px;
( o7 {3 A" ?$ P6 P - margin: 0 auto;# Z; Q S: M& }3 _2 s2 C+ W* ]
- text-align: center;
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- list-style: none;5 z! M7 W- O1 a8 [6 I) N7 z9 N: u+ j
- -webkit-padding-start: 0;" Y* |! d. v1 D! I; A* V$ p
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- a {8 O. L. B6 F: Y |7 f5 Y3 i
- text-decoration: none;9 ?5 o4 L6 U) b7 X, `# A
- color: #ED3E44;+ F8 r, E8 |( i% h7 y4 J; ^5 U1 N
- }1 W7 X2 X' w: H V# G. L# r) q
- .nav-item {8 M1 B4 j: U* h
- padding: 1em;
* A- r# n! n% B - display: inline;" H/ k3 |4 L+ K3 C6 ~
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- .nav-item-dropdown {
3 c; B" T, o# S( }9 N( m% z - position: relative;9 N& c, I7 J( ~' R. X
- }
6 w: L' i. y* d0 C$ L! j O: s. O - .nav-item-dropdown:hover > .dropdown-menu {- l* X" }. ?3 w( r
- display: block;
% p2 j2 Y$ ?3 b7 x& ^5 K* j - opacity: 1;
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3 U H8 K L, h3 [ - .dropdown-trigger {
; }( l5 z) Q* u4 b - position: relative;+ F1 Q/ g( `# t% o; h: H
- }
# d( |5 j9 B7 J5 k7 `! J - .dropdown-trigger:focus + .dropdown-menu {
4 f( J' a e1 C& H1 d C/ l0 x( ~ - display: block;; ]2 U3 T }7 U3 i
- opacity: 1;+ h0 w& ^8 V% x; S; O
- }
2 m2 a: A% p2 O0 Z' n" O- k - .dropdown-trigger::after {
/ Z/ D) T2 Q2 E8 [ L6 s - content: "›";
# L% X2 j3 M7 R( L7 G4 M - position: absolute;
8 |( |- p- k" [- B- ^' l( P0 o. m1 z - color: #ED3E44;
5 u" s( V3 T% I- I& b1 L - font-size: 24px;
& H& [) u8 E6 Q% j# B% U+ ~ - font-weight: bold;6 C' U' _% K" F
- -webkit-transform: rotate(90deg);
- g7 u+ S6 Z8 _ - transform: rotate(90deg);
2 b+ p9 B+ z& r0 t2 X- U" O1 K - top: -5px;
6 y1 ^$ _; E. E! a9 [ - right: -15px;" k0 F1 ^% {0 b% e' ^
- }
$ t# `# h: U+ G" A+ Q1 u! o, w - .dropdown-menu {5 J7 `8 x+ r2 s$ L
- background-color: #ED3E44;
) D! O7 f# B$ I% Q( Y' P - display: inline-block;
- Y5 L* A! _4 ?: G( j0 ^+ a) f" u - text-align: right;/ q: ]$ u+ e& ]
- position: absolute;
9 b3 X: J2 O& V - top: 2.5rem;
' n5 V, X) p: u( W' f, [( X - right: -10px;& a" N6 {' m8 L u: S, q1 m( u
- display: none;) k% h5 h5 M! q# V. ]/ ^
- opacity: 0;
4 A8 y1 w4 ]: j) B - -webkit-transition: opacity 0.5s ease;, W4 k8 B# \" z$ b4 f
- transition: opacity 0.5s ease;
) t" q4 {6 d# [( ]' }1 d0 I$ \ - width: 160px;
5 u' I, Q0 y7 L8 C2 E/ g" o - }
# W% W) F8 R6 A8 m! n - .dropdown-menu a {9 ?- _- }- P3 X+ I9 Y9 g2 p
- color: #fff;
& P5 E; c$ E2 S; Y [1 k - }
( j( @9 r1 M6 g2 t - .dropdown-menu-item {. ^* B- L+ n8 c5 v
- cursor: pointer; j1 D0 P" {1 X' H/ C( y, w
- padding: 1em;
9 `2 h6 l1 }2 g* D8 J" ] - text-align: center;
# o6 [- _* ~8 T- L1 Y- e g3 |6 h - }
$ a6 A, m1 g+ M5 e6 } x - .dropdown-menu-item:hover {
( n8 n6 Y) k, O, \ U - background-color: #eb272d;
3 \) Q e) V$ g - }
复制代码
- _4 m1 u# j% }( g& a# g! t) E可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
6 N1 W& E; C+ H - <!-- Checkbox toggle -->2 F8 i( ~& i) O* l2 ^$ T2 n( g
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ ]9 h( v c( n2 E/ x, C/ E
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>0 H1 s; @: F. o
- <!-- Content to toggle from www.mfbuluo.com-->& J5 M$ H s4 q5 a& B' |9 J
- <div role="toggle" class="toggle-content">) u3 ~, S* C, c6 r0 J
- BA-NA-NA-NA!
* ^ f! Y7 R2 g7 I9 D - </div>+ W1 `1 w: A6 x( _7 q
- </div>
复制代码CSS代码内容如下: - .toggle {
0 _/ P: Y w e" F8 H - margin: 0 auto;
8 H, W1 a( E8 X3 ?: I: u+ l - max-width: 400px;
4 v0 I/ t$ [# k8 \4 r3 e2 M: k - }3 r$ z. ~% o. a* ^* |
- .toggle-label {
- f3 {/ E+ l% e2 p8 ^( m - font-size: 16px;
# p! B9 w- |# n; P* X7 t0 _ - background: #fff;
- m& f- k# d( K% {: X - padding: 1em;
- m- a2 ` J) s$ u+ G - cursor: pointer;
X% g9 h; N6 L, s; ?, J - display: block;
6 a3 `5 F9 M- \$ c4 T - margin: 0 auto 1em;
+ H8 U2 ]. Z% m3 C( W - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 T! e1 J2 ~$ Z7 f& j
- border-radius: 4px;
2 t# ~; l: f3 \: B- t - }
5 @$ e. l4 a, o1 E( ~% _2 T' U/ @# w( F - .toggle-label:after {
- z* O" g7 i7 ?1 `2 Z5 o: A( g2 g - color: #ED3E44;- B5 s } z: O( i$ `" U ~
- content: "+";
& R" B3 s% h9 L1 q$ S8 Q( m - float: right;' W2 x5 G+ Z/ l) j
- font-weight: bold;( {( K7 |3 ^8 V4 A& m7 f9 q
- }
$ |6 O) G! ] l# e# B/ j - .toggle-content {- A' L6 U, M: b5 `5 t/ v
- color: #B0B3C2;
. t% P& d1 Q& _5 b& t+ ? - font-family: monospace; e+ N1 J* e0 d% ^/ t) t# g* ?3 ^9 i# ~
- font-size: 16px;+ l" f/ U2 j$ W e( ]
- margin-bottom: 1.5em;5 K( G8 y# l3 A/ l$ y/ q Y+ @
- padding: 1em;
1 q4 R+ ?, s, ]5 m0 [+ h - }8 r, N' {6 f* F8 M* n1 y
- .toggle-input {8 M% D! W. E9 f3 E. H* C" P8 [
- display: none;7 o: Q& J; x1 i) E. p
- }
" ]9 k. |1 Q' ~& W - .toggle-input:not(checked) ~ .toggle-content { X$ S# p& x; l# l" k
- display: none;4 q0 Y v% p' n# m9 A
- }9 ^% V" b" Q2 p4 u5 e
- .toggle-input:checked ~ .toggle-content {
) x/ e2 I6 [9 [; Y& V" m8 ?1 R) n - display: block;, O% C9 Z- s3 p) e0 t9 }2 H
- }' D- w! H" B H* s
- .toggle-input:checked ~ .toggle-label:after {3 {5 c; [/ l6 ]% X5 @
- content: "-";6 @* S* Q+ K a) }: n0 X8 Q
- }
复制代码
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