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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!">2 a; Z1 \# _- Z8 w% H3 Q
- Label for your tooltip/ C3 y/ C4 P9 `6 R3 f- p
- </span>
复制代码CSS代码: - .tooltip-toggle {
5 q3 J: Y1 O/ v - cursor: pointer;' b+ G8 f2 \+ g' T( Q2 Q
- position: relative;$ P; ~& ^8 ?0 I( l( G. K- G
- }
5 V$ A6 M% d8 b+ s' p3 e& M - .tooltip-toggle svg {
8 E8 [% m4 g. ?7 D- r - height: 18px;" V" ~3 Q; [/ E* e z
- width: 18px;
/ P# A! M7 ?0 n0 c - padding-right: 0.5rem;
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- .tooltip-toggle::before {
" k* \0 a. B0 n/ s6 s: |0 G8 } - position: absolute;
% }5 n( f% O7 i% q! O - top: -80px;0 J" r: V' O+ `
- left: -80px;: X5 m! ]2 F' O, E1 S% ~! h- W
- background-color: #2B222A;
$ a* X) W2 J2 R4 Q6 w# t - border-radius: 5px;* c& o( T8 z8 ?
- color: #fff;; L2 a/ x' x$ D" H" H% \ Y! P2 A: A
- content: attr(data-tooltip);
, I5 C" w( R' c% Q7 m8 m - padding: 1rem;$ ]3 m, @. K7 F8 J/ a
- text-transform: none;
; q$ Y6 f# P- V n - -webkit-transition: all 0.5s ease;
. b& l2 k2 R7 P& J - transition: all 0.5s ease;
. H( F" E- z0 b3 H( h) m - width: 160px;
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; O5 G: _. e) m; n - .tooltip-toggle::after {7 ?! x# w$ Z9 K; q8 ]1 ^1 {
- position: absolute;
( ]- z5 @: t$ [6 @ - top: -12px;
: v( T. C& ?: _ - left: 9px;
; i" x7 M) P3 \ v - border-left: 5px solid transparent;
9 t# V, u$ @( B. | - border-right: 5px solid transparent;
4 u! J5 n' i' _ b1 N - border-top: 5px solid #2B222A;; p ^" C, P8 b+ U6 z) b# v
- content: " ";
. i9 F/ G X2 h6 }' P l l+ { - font-size: 0;
/ y) D, w* D6 e- B/ x3 C4 g9 [ - line-height: 0;
& J4 e3 j0 [- r7 N( l5 F - margin-left: -5px; C$ Q: _2 D# K
- width: 0; z7 ^" {0 @1 a6 y) P
- }
" Y+ ` e8 S5 q - .tooltip-toggle::before, .tooltip-toggle::after {) I, i% w( n+ y: M
- color: #efefef;
+ I( X* A) V4 O7 ]5 G - font-family: monospace;
. k& F( S+ k$ p' t( l% G - font-size: 16px;0 \* h) l5 j' k
- opacity: 0;
- K1 m- K. e* G7 \- k/ F* Z, n# ? - pointer-events: none;
% s8 U3 k* O0 M - text-align: center;7 I: v3 r# H, J% I8 {. C
- }
2 n* c) I" b; ]; @ N- Y$ \ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# i1 e" p: [5 Z$ C$ C9 p
- opacity: 1;6 m3 h& F( l& j ~; Z
- -webkit-transition: all 0.75s ease;0 ?2 O" D1 F* p7 c' r
- transition: all 0.75s ease;4 b b4 @0 G% C8 H4 U
- }
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">
9 X/ b: o8 ^0 e1 b' H; i) m - <ul class="nav-items">; X5 B1 z& L- T% K) s: L+ J, a4 l
- <!-- Navigation -->
" q, L) O. T) y3 t% f, k+ O - <li class="nav-item"><a href="#">Home</a></li>
' _ d+ e. Y. V - <li class="nav-item"><a href="#">About</a></li>% B" D' ^" \' L5 Q' k- c' v. e- _ O/ g
- <li class="nav-item"><a href="#">Contact</a></li>! J3 _4 N" ^+ p( J
- <!-- Dropdown menu -->3 c6 L4 M D1 y0 O6 {: Y ]
- <li class="nav-item nav-item-dropdown">$ u. Z f0 O4 W v+ F6 f3 p! n, N
- <a class="dropdown-trigger" href="#">Settings</a>
( z+ d- J" M* g1 ~: l% m9 l3 `- b - <ul class="dropdown-menu">. i4 `) s4 Y0 i, R% }$ m
- <li class="dropdown-menu-item">
* J! s$ ?! j( r( E" c3 c - <a href="#">Dropdown Item 1</a>
* Z; z* f3 p* r2 y9 d$ r, N3 _0 O - </li>! j! O- _7 Z. n' a
- <li class="dropdown-menu-item">4 q1 w- _3 c- {+ o# G& N
- <a href="#">Dropdown Item 2</a>! P4 J. w4 f( ?* w
- </li>' ~$ S% j p" f: g6 b
- <li class="dropdown-menu-item">
: [, h( f& k( @1 U( }" z# g - <a href="#">Dropdown Item 3</a>
' z# L4 m: p9 w$ d! C; _ - </li>
2 S: O' e6 U( p) I$ v0 Y1 o - </ul>
5 V9 i8 |- Z9 j. c! E - </li>
9 u( R8 d, `- D# F: G- [ - </ul>
! @/ p6 Z1 d- S* ` - </div>
复制代码对应的CSS代码如下: - .nav-container {
- e% I1 H! H' { - background-color: #fff;
$ z) @6 N1 h! T& ^! n5 Z$ h- E - border-radius: 4px;/ B* s/ B# i2 |4 y% Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" u8 j; \; ]1 f- E/ n
- padding: 1em;0 ^2 \0 a" p) W
- border: 1px solid #eee;
8 L$ K/ v: r- d y4 x9 @ - display: block;
& [; K+ j& C6 x+ J - max-width: 400px;$ ~; A- _0 U5 G3 m% N6 D: A$ Z
- margin: 0 auto;( x. _3 R1 [+ S3 O$ F; O. a ?0 V, K
- text-align: center;
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- ul,
0 u/ u' D5 N% @# ? - li {
( Q/ j+ z. X. T% k2 A - list-style: none;1 d- ?; E" G" x) a* ?
- -webkit-padding-start: 0;
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5 ?* p6 A; n6 U8 x! O - a {
* m U; C/ h' u2 s - text-decoration: none;" p9 A5 U$ w# [4 }- t& N" K
- color: #ED3E44;' \: P9 X3 k4 Q& ~! T e8 B/ k
- }
' \, a2 J3 c/ ~. @ - .nav-item {+ r S) {$ X; D3 m
- padding: 1em;
% X: \# z2 Q, | |* _: T; r - display: inline;9 }: P2 z+ ~5 S' p$ S" v/ I) w
- }
6 H! j/ z4 t4 p# ^6 Z3 h3 R - .nav-item-dropdown {) s0 d# f7 ?; T# l7 U
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {8 k3 I" h! Z3 \* ~/ L" G
- display: block;
7 R& p; p9 r7 x: a" o$ V$ R, t5 } - opacity: 1;8 C$ [' p4 K0 V+ d5 U( L
- }. z+ B7 [: n) x
- .dropdown-trigger {
7 w. r1 O1 J5 c! Y' o - position: relative;1 h0 M: e0 ^+ t0 ?# \; D3 P1 D
- }
) P& I0 T- {' p2 J$ I5 d - .dropdown-trigger:focus + .dropdown-menu {) O/ |. d: M; F1 P9 @1 X
- display: block;; ?, z6 w1 G) N# Y1 y1 w
- opacity: 1;! k# q" A, R" j1 O# @
- }1 `. F/ H& ]) t
- .dropdown-trigger::after {) S% D1 n% c( v6 T( j
- content: "›";9 W1 N3 X# T0 U) X1 i4 Y
- position: absolute;, V0 b3 z) y0 A% ]
- color: #ED3E44;
8 j/ V* x# N! \+ k3 y, R9 b7 y) ]& C - font-size: 24px;
5 n5 H) F: X. V. B2 D& d( d8 `* B! Y) [ - font-weight: bold;
+ L! [1 S6 k+ ~% r5 o - -webkit-transform: rotate(90deg);
, e/ h$ J" Y' s. {7 A5 \ - transform: rotate(90deg);
% A3 S! R k' ^0 O/ N4 s1 v' p - top: -5px;6 y8 A* F9 O1 [
- right: -15px;
0 \9 _5 h) \2 e1 u* I6 J K - }' m( S) r1 A$ e2 M5 K# c; v4 D: `
- .dropdown-menu {
' M! d+ O& h) p1 j# R& g1 L3 q - background-color: #ED3E44;
# p$ f, c: Q7 m; M7 X) ~ - display: inline-block;3 @& P: G, Y9 L2 o
- text-align: right;
, [8 @. a6 n& [8 O( c1 h - position: absolute;: H0 T# T7 A! C' ?1 H" ^5 |5 {
- top: 2.5rem;
) c4 u% p5 h5 s5 ~; h - right: -10px;- w. m! _! @5 V. X
- display: none;
* f% S+ r' h# M - opacity: 0;
% [9 e; Y$ V5 P - -webkit-transition: opacity 0.5s ease;
7 N7 i9 y( A, w9 ~$ [ - transition: opacity 0.5s ease; Y/ D8 k0 j8 v5 a$ y/ C7 u) j
- width: 160px;
& N1 b$ s$ w6 [ x - }
* i. Z1 c7 W9 `: R4 |8 ^+ X( H7 }4 z$ F - .dropdown-menu a {
) B( _/ Y" Y* y# J% o9 n7 b* D4 t - color: #fff;- ^9 G) N2 `; V" X1 @& e6 O
- }% \! m, r; I: o9 @
- .dropdown-menu-item {" d; x- A) c0 e3 D8 v! ~4 E2 c& M
- cursor: pointer;" E* E! y ?# b8 w; V' |
- padding: 1em;: _4 k7 S& n: P0 X
- text-align: center;& \1 P* o4 e4 E/ s6 W+ Q
- }
: w1 Z5 m5 r; ` - .dropdown-menu-item:hover {8 ?1 O$ F( H/ a7 e% N7 L' D
- background-color: #eb272d;
9 |/ a* s% ]: U1 A - }
复制代码 6 B) n5 B+ Z E- U E7 Y: j7 }% o
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
9 D9 e9 |+ S. F. x- e - <!-- Checkbox toggle -->
6 \, Z% D$ }% j3 t) _5 N' L - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& A0 ~* G: `) Y. r* C: Z - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>4 N6 w3 S$ u# J" U' I$ P% ?$ x
- <!-- Content to toggle from www.mfbuluo.com-->- e6 l( \- g3 H
- <div role="toggle" class="toggle-content">$ r7 e- Z) B/ p- v7 V7 q
- BA-NA-NA-NA!
0 ]+ D. n7 x& g Y; J - </div>
' f8 ^) f2 v, `/ |5 R0 K" p1 Y - </div>
复制代码CSS代码内容如下: - .toggle {4 b! w; c: T( q" J4 w" s" ?
- margin: 0 auto;
! A5 ~- O0 H) r* V6 l4 O6 b3 ?) a8 K - max-width: 400px;
; f8 u: x) q9 _4 x" ^# i5 Y - }, i( c3 M5 d- |0 }
- .toggle-label {
3 A( N# A3 D) u | - font-size: 16px; k% g# a5 K6 o) B
- background: #fff;
6 [7 g6 b6 {7 ?% o - padding: 1em;# e& m9 _4 E4 ?; ?
- cursor: pointer;
M/ ?% v/ F! G. `' e - display: block;
- u: j8 b ?0 C4 |( J5 k6 b8 o; j - margin: 0 auto 1em;
% y% o- T, K- d* M! q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, R" L6 |1 d a - border-radius: 4px;% ^0 l+ Z7 e5 D- q; f, N
- }
% O, C, m2 B+ X& h+ B - .toggle-label:after {
0 r0 a& j# s/ `( a9 T+ ]' g$ V - color: #ED3E44;
- O# W; f* R8 ^0 { - content: "+";
1 l$ @; b& w: {" k# P - float: right;7 _. ?' r& P) t$ b. u/ l6 I
- font-weight: bold;
: p$ K! I6 ~: X; r$ |% [ - }
5 a. B5 ?: v0 S/ E - .toggle-content {
$ o# V9 @2 {0 F7 E - color: #B0B3C2;" @+ I3 e, B5 ], l- a9 }. j! [0 I1 J
- font-family: monospace;; k4 z% h$ P; E+ u! ~+ {- ~7 L
- font-size: 16px;
' u' N [! E' u - margin-bottom: 1.5em;7 ?8 X% J( Y7 D& E& Q& z$ \0 |
- padding: 1em;$ c6 @9 o* @, R0 m5 M9 g
- }
# _) i& J C% k3 O - .toggle-input {
$ x5 E) s4 W- K0 y. r A& R - display: none;
4 w4 c$ d4 N# ~: G: \6 V- h - }
4 Z, _( F9 ]* c$ M - .toggle-input:not(checked) ~ .toggle-content {
- I T% ? _( j, y w4 @ - display: none;
, [% I3 m3 j' _" k - }
9 t" A$ u' R0 | - .toggle-input:checked ~ .toggle-content {
6 L D# A# i" x' x- \2 {" k - display: block;
# }5 j5 s7 ?( h4 u - }( I. k9 o; @# t# U5 Z
- .toggle-input:checked ~ .toggle-label:after {; A& ^7 X8 c9 b$ d
- content: "-";! E3 P- X7 M" o- R
- }
复制代码
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