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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!">
' \ q Q* |* j3 O3 `+ a1 D - Label for your tooltip
8 I; x/ e3 e; Z' m+ X7 K - </span>
复制代码CSS代码: - .tooltip-toggle {; ?# J5 ]% L# r$ l4 ^( ^2 g- T
- cursor: pointer;9 F/ A( {6 t3 O5 Q2 x/ U8 w
- position: relative;8 X$ G" `+ ?0 K- g f2 [
- }
, e0 N, l2 `6 v4 o1 p& T& I4 ^3 h - .tooltip-toggle svg {
M. t6 d$ \. O" K - height: 18px;
0 U0 ^1 h' c0 t* d+ f- A - width: 18px;
* c/ O1 N5 k7 ?3 k - padding-right: 0.5rem;
$ Y$ q* c, o# h' k R - }
6 _. A# p% J% C" e - .tooltip-toggle::before {
! q3 D+ G( Z7 t2 ^0 }% Y - position: absolute;
1 J$ a+ `" L* y: t9 F, d - top: -80px;: p5 K3 G$ B; Q6 h% P5 K# ? N
- left: -80px;! n q& b' g- A6 W7 g; g
- background-color: #2B222A;
/ y6 F2 _& S$ X/ m - border-radius: 5px;8 H1 M/ Q$ p5 ]4 ^. r
- color: #fff;
5 J" b- \+ s/ s% @ - content: attr(data-tooltip);
& p5 l5 I3 Q' @; P; j4 l - padding: 1rem;: Z! t* j V6 F
- text-transform: none; L% ?9 C5 b) C# N+ ^- _* f
- -webkit-transition: all 0.5s ease;' t# [; F/ a9 d1 W6 C
- transition: all 0.5s ease;9 G' |7 X( d* h2 W
- width: 160px;
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9 o, x1 J D: z9 C* `& Z) k, i - .tooltip-toggle::after {
& Z: k/ C$ D% d! j( ~) F( ^ - position: absolute;
3 Y4 o& `" ^5 m! a. ]& z - top: -12px;
- W1 @7 A t, T$ c" \' E - left: 9px;4 h0 q& O6 [( a$ r7 \
- border-left: 5px solid transparent;
5 \2 `" K( |6 l7 t; S7 V - border-right: 5px solid transparent;7 c* Y' `$ F9 @1 A
- border-top: 5px solid #2B222A;1 [' t3 Z! f2 r9 F$ D% J& o
- content: " ";% p* @3 L' d2 q
- font-size: 0;
9 X1 n, ]8 `$ g1 K l9 ~ - line-height: 0;8 P$ ^' U: a0 V& v
- margin-left: -5px;
4 T/ Z9 S& U; k' W' d - width: 0;3 J" b- k1 d: i9 W- f" r+ [2 }4 y
- }
* G F1 C8 A# I) l+ F - .tooltip-toggle::before, .tooltip-toggle::after {; T- @& T3 k. O
- color: #efefef;
/ d8 Z1 o6 s! s* w3 M; y - font-family: monospace;
$ }' w8 H% W: }; ~4 c/ a% J - font-size: 16px;
@6 C" ~7 a& o. M0 R. L - opacity: 0;
: L* E2 D4 x# N/ k8 z- ^+ V - pointer-events: none;
* G. Q% g9 C, ` - text-align: center;
/ U( w% e$ x3 P# o. P) h - }
0 f: ?( z" r0 J" {! w& u& H" X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {( B) ~- J& L1 g# s& V5 H% C* M& g( ~
- opacity: 1; s7 n0 \% v& l
- -webkit-transition: all 0.75s ease;
3 B) X7 x0 z" }" p! }* t5 v. [ - transition: all 0.75s ease;9 p6 q4 H% f) o: R& I, \
- }
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">% K" k' R% z$ ~
- <ul class="nav-items">+ ?* t9 n2 K5 H" G3 U/ J! o
- <!-- Navigation -->
0 l0 p% Z9 ~) v( l" T( k+ D - <li class="nav-item"><a href="#">Home</a></li>
$ G, [% o4 J z5 m - <li class="nav-item"><a href="#">About</a></li>% H" x4 }" i$ _
- <li class="nav-item"><a href="#">Contact</a></li>( J# V" h4 d9 t! r; H. a& b( S
- <!-- Dropdown menu -->- o! I3 O& O) ?
- <li class="nav-item nav-item-dropdown">. A I9 j$ `. j+ d, W0 a0 W
- <a class="dropdown-trigger" href="#">Settings</a>0 k5 D) y$ G* b8 Q
- <ul class="dropdown-menu">
+ `6 a! _) ]. s" ?- }# e1 g - <li class="dropdown-menu-item">
( t+ h5 S- ^3 M7 p - <a href="#">Dropdown Item 1</a>
; s4 b% ^% @, b c/ k7 D - </li>
' L: j0 u/ K- w: j! g - <li class="dropdown-menu-item">
! \6 N: Y# {0 s+ B2 X0 r/ N( | - <a href="#">Dropdown Item 2</a>
# Z) J7 W6 f( P9 W5 M; o8 k6 h6 B - </li>
. o% `( r4 o& P5 U7 C" p0 u0 n2 v - <li class="dropdown-menu-item">0 N1 z" w# R; N% q
- <a href="#">Dropdown Item 3</a>
# {6 f* S+ P- g) o - </li>
' o, P1 N: ?. L" K: E2 X! r9 z - </ul>
- q) A- J- c' q- z0 N - </li>
# ^( K# m2 W, Q) ? - </ul>' J, m! `; @7 B
- </div>
复制代码对应的CSS代码如下: - .nav-container {+ {8 D+ f- h8 N6 Z5 B: S, s4 \( L$ Q7 S6 t
- background-color: #fff;4 Q/ b% N& l% @' ?
- border-radius: 4px;
l. B* ^' Y( Y1 m$ J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ L; {2 P1 e) J' Q$ ?+ ?/ [, ^ - padding: 1em;
~$ ?8 a$ u0 p3 W+ x - border: 1px solid #eee;' u7 ^+ E' q6 v* R5 i+ e$ G$ I+ z; e
- display: block;
! v3 X/ R* H$ z# d - max-width: 400px;( u. ?4 {# }- g- n( {/ g0 N+ u
- margin: 0 auto;
6 j, k. I$ p8 O6 V- S* T$ M e - text-align: center;
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- ul,; h/ ]# b3 O1 }
- li {. K. |3 Z; [% `+ Z9 f
- list-style: none;
+ ~$ k- o* L/ } - -webkit-padding-start: 0;
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- a {1 d/ L: [8 Y5 [/ [8 e
- text-decoration: none;
1 n! U3 R! n8 p5 E" a T% g - color: #ED3E44;
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1 H% w8 t' G& g* n9 z! p+ n. H8 C) q1 @ - .nav-item {! V! D) o" ?8 [& {* d8 e/ _
- padding: 1em;
2 K; D( y# Q+ G3 C: Y) \ - display: inline;
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- .nav-item-dropdown {
1 H# S* e C2 u% C+ S, Z- Q* C - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
; E0 i4 R0 L& y$ i - display: block;, b% s3 c/ h1 z# y' } b! U+ ]
- opacity: 1;
7 I6 O2 K( t) v! ? - }
& [3 I& M8 V- f4 S - .dropdown-trigger {
; H1 U7 t* P n3 [' c8 ] - position: relative;
# |3 F% L$ \) V$ h9 [6 A6 B2 p - }
" i: p0 F& Q7 }' F7 I7 V$ f - .dropdown-trigger:focus + .dropdown-menu {
T4 k: C$ G; F- q - display: block;
! r( n W3 l. C$ w6 |7 ~' o - opacity: 1;9 D5 }' b( i& W: Z8 K" P& e/ d6 o/ F
- }
. a) _. U7 |" |* [+ U$ U6 v - .dropdown-trigger::after {% z( l3 K6 [* G) Q; J3 s
- content: "›";
) V) t1 W3 e& ?. f - position: absolute;
7 x& B4 M. Y8 r8 b - color: #ED3E44;
3 q) ~: o( o5 w8 q' o& G - font-size: 24px;! R0 c g! U+ z0 D3 i, ]) J
- font-weight: bold;
! b7 L# Y! k( i/ U E" z' m - -webkit-transform: rotate(90deg);9 I5 F+ B5 O4 K; M$ x1 b8 G
- transform: rotate(90deg);1 Q. |' E5 P7 W! c9 v- P
- top: -5px;
! }) B/ o* }* I" [& ?: e9 T& w$ d - right: -15px;: {: E ^/ H7 ^& _, v. ?* K v
- }1 p2 N( p& G$ e3 J. E. D0 I
- .dropdown-menu {
. v9 c' ^" U$ f9 u" q - background-color: #ED3E44;$ p. h) p) e8 i5 k: a2 i+ s9 Q
- display: inline-block;# h! ?! Y8 B0 g3 p3 b4 w1 ?! J7 M+ l
- text-align: right;9 P# V7 r9 t1 l! U
- position: absolute;& Z3 ]0 W5 Z0 u, l2 h/ T3 M
- top: 2.5rem;
$ U! y( ?2 l7 }2 Y/ h6 i! r - right: -10px;
v8 u. e0 Q7 L( } O" `5 R) U - display: none;" S! K" s- l0 d$ L8 ?
- opacity: 0;
g. d* e2 B" Z. m+ ` - -webkit-transition: opacity 0.5s ease;
1 f! d T, f; p: B& ` - transition: opacity 0.5s ease;
% b& Z0 K* X5 u' u4 P4 C) d7 m - width: 160px;% q0 U, ~. W1 l3 V1 L
- }
; P7 L' p L+ U# e9 Q6 u - .dropdown-menu a {
2 ?- n: R, u, @( h+ z - color: #fff;
8 ?4 G, D4 o6 i# i2 {: G - }) c7 k; U. R# `3 A% m2 y
- .dropdown-menu-item {
\" M/ `8 p" F6 t9 l; P - cursor: pointer;
1 t. Y4 m/ j2 S$ v - padding: 1em;8 D( e. v) Q) M3 ?
- text-align: center;
" U8 E& L0 {) c R. k/ I/ m) Q0 @ - }) Z$ P r8 l# B4 o
- .dropdown-menu-item:hover {
. d, y( J6 X0 q$ S: M& H( ^3 V Q9 } - background-color: #eb272d;( ]' a5 ^/ u3 i/ p8 ~3 C- \
- }
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& X& Q! |7 `8 C可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">" _) R+ @: t( X- l, k+ r
- <!-- Checkbox toggle -->
& R4 O- d2 T4 I - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 `' I7 d9 M: o }5 l6 U
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 c. |4 F% F/ Y* b) z - <!-- Content to toggle from www.mfbuluo.com-->
C/ f3 u& J' B8 Z& ^. W - <div role="toggle" class="toggle-content">4 a& a/ h8 d! s$ d, w6 G" Y. D
- BA-NA-NA-NA!
$ E$ }, s- p" c2 g! H$ d, r, C, L - </div>: i& ]+ ]: ~6 ]( }! d& Q8 j; h
- </div>
复制代码CSS代码内容如下: - .toggle {& ~% M+ V! V5 o! F; E1 U" w o
- margin: 0 auto;8 `$ i/ T5 m$ u- d, k W
- max-width: 400px;
% c$ a' m% y* F* B - }
9 G. x* }; m4 Y& U1 K& S c - .toggle-label {) A& y7 c3 q. b s/ e5 v1 j; P
- font-size: 16px;
0 l) O9 c4 @% S8 u% q - background: #fff;& w0 e- i: C6 {2 ]6 I! R$ g9 ~
- padding: 1em;
7 ?* j: h* S) D3 e4 u! [4 i - cursor: pointer;& K1 f# O8 `5 Y- m( C; p7 G
- display: block;# b2 o$ O* g. P* L0 z0 H( m9 k
- margin: 0 auto 1em;
! ^! I: M( O4 k& v4 c& T' Q; W - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); W) M r- ?& n# A2 v$ n
- border-radius: 4px;/ K, g$ i& A% ?- I, N# H5 [: C2 P
- }
# K5 v* L6 j! `# U, P( ?/ M/ }; @ - .toggle-label:after {
! L& J3 C% F; w3 J3 r - color: #ED3E44;! @9 ^1 D8 m5 p2 F( O4 L$ K: F. _
- content: "+";& e( T, ~0 `+ _+ D. Y
- float: right;2 A" v) I$ y) B" I% v
- font-weight: bold;* k0 m ]( e' v, a3 I
- }* F; o. ?" _: r$ m" f+ Y/ w
- .toggle-content {
" x K4 Z% g6 B3 _3 u5 k - color: #B0B3C2;
6 B/ B% {" w9 m' g5 e/ O - font-family: monospace;
/ Z% o3 u) v2 J- b - font-size: 16px;
+ b+ P; I6 H9 O! |. x) w - margin-bottom: 1.5em;3 A7 D1 d3 m* B$ y8 w
- padding: 1em;
6 W" G- b# g- A* k/ j8 q - }
2 O: |8 v U! C, A3 j5 u - .toggle-input {' _1 L& Q9 e* r6 O6 j
- display: none;% l9 S6 h0 H. j% A: E" N
- }* Y ?9 c+ v7 @8 ~; c
- .toggle-input:not(checked) ~ .toggle-content {
% q/ w/ I }' f9 X! \ - display: none;, [5 B, e- M3 w
- }$ T, M, Q! c- f
- .toggle-input:checked ~ .toggle-content {9 G ?3 v7 H7 ]) x. C" W' I& s/ i/ |
- display: block;' p: A8 q3 @6 M7 }
- }
/ n" G6 h) @- U$ ~ - .toggle-input:checked ~ .toggle-label:after {
' G# v9 {2 @7 K: n, y1 k' J - content: "-";
( c/ D8 K: y0 }& V - }
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