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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!">
* P/ O& H }7 b, q5 X y1 ? - Label for your tooltip
' x' x: V' F. X+ ^. w - </span>
复制代码CSS代码: - .tooltip-toggle {
4 j9 }; _3 |4 c1 p6 ^9 |/ f) ^ - cursor: pointer;
6 x2 ^ O: w' r' A" x - position: relative;3 C% S+ ^" F( w1 C! O2 Q: w
- }
& @ ?) `* F) v. }- B* e4 B - .tooltip-toggle svg {; i& h, X& V+ w) G/ k9 V" {
- height: 18px;
! I, b2 l" G1 E2 K - width: 18px;% y: }1 \3 A: T: ]* q. V- `; l6 @- J
- padding-right: 0.5rem;
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- .tooltip-toggle::before {* d; v' h& {; @, y6 x& c0 j7 u% B/ s, H
- position: absolute;1 L6 R( K" o4 i7 U
- top: -80px; C9 n. k; y" x* E. u: F
- left: -80px;
R* t! I$ K0 [5 O5 q W - background-color: #2B222A;
; q& G8 z" U2 Z+ Y- s - border-radius: 5px;5 S. v# f8 _. P
- color: #fff;1 s4 @) g/ q: S7 ^
- content: attr(data-tooltip);
o. e+ v& N3 Z% w - padding: 1rem;
1 i# ?6 X* b, X% H! [: z - text-transform: none;1 M; }" K: b! K- o7 L
- -webkit-transition: all 0.5s ease;1 {0 W; ]1 K) C, y9 \0 u- f
- transition: all 0.5s ease;
/ w) j: v# x1 u. ?* Q - width: 160px;/ d! f9 k( w' ^% e
- }
% s4 j) v. x7 ~3 |' m6 ~ - .tooltip-toggle::after {
+ K0 F ~/ V7 J. Y2 X - position: absolute;5 }6 k3 K5 Y& q Q+ g9 }7 d
- top: -12px;+ W. a/ x/ m! t' L& }
- left: 9px;4 j7 I+ G- @3 m( A
- border-left: 5px solid transparent;/ l) f8 W( q k# Z) E, E
- border-right: 5px solid transparent;
7 R6 T/ y1 n) \5 n/ K- q - border-top: 5px solid #2B222A;5 H0 D$ t* }& b$ s! @& `# j# ?
- content: " ";
, N3 Q; ?3 p1 f* C! `: [! O& y - font-size: 0;" s2 N$ ^ B; _. v
- line-height: 0;
% k. }; ]; g3 n3 K5 i - margin-left: -5px;
0 L3 Y' m- I. B - width: 0;; Z4 }) `4 J0 h* _
- }
7 V7 |' @' J1 U6 P - .tooltip-toggle::before, .tooltip-toggle::after {- v- `! b3 k: V+ c
- color: #efefef;) j) K2 l: \& Z2 W0 W5 Y9 e; v
- font-family: monospace;
& X( A! x, D y% O4 ^* E F - font-size: 16px;
+ Y8 o' k3 K3 b: q! S - opacity: 0;
9 w2 W- X2 q& p# S$ } - pointer-events: none;0 F! H: _+ @2 N3 n9 {
- text-align: center;
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1 `! I; R. P; o$ R+ W/ L8 J, K - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ D& z! m. [6 ?- z. m& c" G/ m
- opacity: 1;
+ P: A6 o+ _6 v' `* c' f4 D4 F e - -webkit-transition: all 0.75s ease;; `$ X5 Y/ c& Q% i
- transition: all 0.75s ease;6 R x4 E, S- I& i! e
- }
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 `7 S: p! L9 o7 I
- <ul class="nav-items">% K1 T L# O7 Y, S; ^* i& z
- <!-- Navigation -->
) a' b2 E; {, _# r1 B0 a' [ - <li class="nav-item"><a href="#">Home</a></li>3 o* c* {, N$ D/ _% O
- <li class="nav-item"><a href="#">About</a></li>
8 D* @4 w; C' s" | - <li class="nav-item"><a href="#">Contact</a></li>* V B: f8 v% Z8 P4 S
- <!-- Dropdown menu -->( n+ H! o# _ Y, |+ k% |
- <li class="nav-item nav-item-dropdown">1 Z2 A5 E5 o3 u% c
- <a class="dropdown-trigger" href="#">Settings</a>
8 y0 e+ V% r0 o9 T0 i1 \- d - <ul class="dropdown-menu">' K/ }5 f$ a5 b* n/ g7 G
- <li class="dropdown-menu-item">) \' q; w- _4 P0 R8 s: @- ?; ~
- <a href="#">Dropdown Item 1</a>
# B F% s. l+ v2 K2 u. J% H: t - </li>6 |- u4 v4 k2 M; i9 c
- <li class="dropdown-menu-item">
" [& F* @- @* `) v! @. q - <a href="#">Dropdown Item 2</a>! \# a% v+ p, M
- </li>" I1 o" Y# I/ F5 \
- <li class="dropdown-menu-item">" X9 _' ]' V7 O# \4 g, `
- <a href="#">Dropdown Item 3</a>
9 q* M) L; g, X( C0 N; L - </li>
" a: S" q2 e/ v- b; S - </ul>' T- ]% W6 Y$ b4 V* Z3 ?- {/ b5 u
- </li># f+ N8 T% d1 g5 v7 K& E
- </ul>
W) i# l) ]1 U0 |* f - </div>
复制代码对应的CSS代码如下: - .nav-container {% q- Q- i) s# f
- background-color: #fff;/ r7 v" N( {; `5 K3 x) z
- border-radius: 4px;
/ p% t E3 O" O3 [ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' C. c# h' c2 s' p! K4 p( d5 L - padding: 1em;
: @, L- u s2 Z8 p4 q' } A5 B - border: 1px solid #eee;2 E3 Y& V! Z0 O4 z: U6 H' j" N% H
- display: block;; R% ^: `) M* h+ e) G: N) j
- max-width: 400px;
; g) e- M2 @' t7 u - margin: 0 auto;
5 N6 r$ f' Q I6 i0 z3 t - text-align: center;
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* F7 }8 t n9 }4 w0 |- E' L - ul,
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- list-style: none;
) Q6 L6 C+ I4 {, H+ g - -webkit-padding-start: 0;
5 k1 D- V; F+ H- a- a: e. u - }
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- text-decoration: none;" \1 u( E' [# C9 R% ]5 N' X9 R$ y
- color: #ED3E44;; U2 _4 \ I. V5 b" R5 m
- }% X* m3 g' f9 X, e1 `! @' {
- .nav-item {0 t: `$ b0 _% c/ ^" ]2 x: v3 l
- padding: 1em;9 c" H' m" G0 [- n% P' U' }
- display: inline;
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- .nav-item-dropdown {8 h0 _, a: ~! a9 K$ T
- position: relative;
. A. N6 |* N3 A1 U' T# r - }
7 ?+ e+ J( C4 _% M8 i - .nav-item-dropdown:hover > .dropdown-menu {7 e! o. K" m4 H% t* F) f
- display: block;0 ~" H. s* H$ W- G5 K
- opacity: 1;
: x4 e8 A, A' _4 r - }
6 X% f' U% i9 G$ j, K3 O: n! ] - .dropdown-trigger {
1 w; [6 W2 _$ E6 x# j - position: relative;4 T3 S$ {8 C# M5 ^# d8 N. l
- }7 N# U/ d. R4 M" }* V1 e" J+ @
- .dropdown-trigger:focus + .dropdown-menu {$ A% g9 w* z, t, Y! F' _6 I
- display: block;
. R4 o. ?9 ^! i }- m+ r B) F8 b - opacity: 1;4 v5 b9 j O( p. r0 S8 b- k y
- }3 T! w8 m2 \! R& o& _
- .dropdown-trigger::after {: p8 s" S3 O2 M0 I! h* s
- content: "›";
" L; l) w- s" x. W5 |! r( L& ?- i - position: absolute;
* `) H& D+ L8 x- @+ \ - color: #ED3E44;" U' J/ W+ `! r) m2 j
- font-size: 24px;3 [& p# m0 n% e) J8 f* j2 h
- font-weight: bold;% p2 ^7 q+ R \
- -webkit-transform: rotate(90deg);; ~ Y: Q% J0 X: R8 t
- transform: rotate(90deg);' F, P/ M# v/ K6 \
- top: -5px;
: ^+ c; T: s X" y& n1 L. V5 w# b - right: -15px;
' v& b# S+ C+ W6 A. ? - }
) H2 v" f+ A9 X4 e* x8 o$ `! B - .dropdown-menu {: u9 {* L% I0 q
- background-color: #ED3E44;
7 t( n& Q/ V& ^3 j- I - display: inline-block;
& e9 N9 H- X6 K s - text-align: right;0 Q3 [2 a8 |" W& f% v, b3 P
- position: absolute;
9 b$ b6 O9 b% D - top: 2.5rem;
0 G. S v' ?4 o9 P$ F - right: -10px;9 X/ s ^ X+ {, v0 k% u9 Q
- display: none;
) y1 u% e @0 E: H( b" x$ T+ ~ - opacity: 0;
/ v! i% Y( ~/ ^7 T% R- b3 C/ Q - -webkit-transition: opacity 0.5s ease;
% I5 B( ^( e, e7 ?& ^( h) d - transition: opacity 0.5s ease;
# k3 Z/ q/ _7 { z# Z9 Y - width: 160px;7 r% h! c* K* Q' V' `
- }
" O3 I7 g: o5 l/ n - .dropdown-menu a {
; L) w3 e) g) y0 U - color: #fff;
( Z" G1 { _: e' N: n& }! o - }
- w$ `$ _# E8 I' x - .dropdown-menu-item {
t* l6 p g2 D4 q" H+ @ - cursor: pointer;
) E' n0 d7 Q) _) }% p- E& M* T0 g - padding: 1em;
( o, p0 a- `6 @. D9 h - text-align: center;
. ]1 |. `# Y/ N1 z' k& N4 U - }6 J4 M6 N; j5 P1 \% m/ R
- .dropdown-menu-item:hover {
* Z4 i, r: v+ T2 }" @) M; z - background-color: #eb272d;
3 q7 i5 w1 H6 @' A7 P - }
复制代码
# ^5 o0 o1 D5 ^可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. R" b8 ~: p' @1 A
- <!-- Checkbox toggle -->5 X! ~) c8 @. Y7 _+ O* b7 K! |
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 N* B" t; e) v, D: X - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
3 L( w) F( L5 A - <!-- Content to toggle from www.mfbuluo.com-->
, n, |6 \& C6 M+ B, `! ? - <div role="toggle" class="toggle-content"># I& o( s' W/ W, J$ h6 c6 I5 G
- BA-NA-NA-NA!7 N- o2 T; t* r1 u! k: j Q4 C
- </div>' z N7 c9 x' s2 v
- </div>
复制代码CSS代码内容如下: - .toggle {
7 C6 W( C- J5 Z' X+ O5 |: W - margin: 0 auto;6 J/ }5 d. }* M, v. V' A' C$ y% c8 i
- max-width: 400px;
3 I( f6 a- \7 ? - }/ I2 W. \* }) g8 e4 b
- .toggle-label {- p$ b, a- f. Z8 |# p: J5 ]* h+ K ?
- font-size: 16px;
# I& Q6 T- M7 X" @" U - background: #fff;
4 h$ \ Y2 E; k* w4 T K - padding: 1em;7 c/ {/ V+ I( D2 h, L7 }8 F
- cursor: pointer;+ J( D( q3 |% p, J' `, C: m* M
- display: block;
' g# U1 V" M/ [9 U7 V+ y9 c0 @6 P( p - margin: 0 auto 1em;" l2 }8 P* g% m& O7 Y. Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' [, T0 n/ B, }& z ?. t
- border-radius: 4px;
7 s$ f0 g6 @/ N6 v5 Y/ \ - }) P; E" p" H; ?9 T, O: o1 u0 c
- .toggle-label:after {* b0 L4 O" Q7 {" N, L
- color: #ED3E44;
, K0 r/ R4 l6 ?: H1 x/ J - content: "+";0 w) ?6 ~9 h6 O9 C( s
- float: right;
) w1 d/ x' b& j - font-weight: bold;# B9 [, t& d5 b" T3 C
- }
) _6 F' G! A1 V - .toggle-content {
3 Q5 }- _9 t, I& L Q9 T - color: #B0B3C2;
; q ?2 E6 f# m - font-family: monospace;, U& J5 O; T, f& u5 a
- font-size: 16px;
o5 N& S% G2 | - margin-bottom: 1.5em;
4 C9 a7 V- l1 k( @# i) A - padding: 1em;
$ a, L6 w" ]8 L" Z! h - }! R- _+ H3 o+ D
- .toggle-input {
% [( w1 I1 z. M7 ]2 o. L6 Y - display: none;
/ {/ T, I( b( l$ u1 K: W - }, Q: I- T9 N' ?8 }+ j
- .toggle-input:not(checked) ~ .toggle-content {: A& M% N( z! [6 ?8 o
- display: none;
0 Q% n& n, q: A1 U2 C2 r C - }. l( {( v1 F3 |8 }
- .toggle-input:checked ~ .toggle-content {
, A$ X4 g7 B" t6 q( g - display: block;
% w- D& \# a7 b- ^8 i/ J, B - }
1 q; d$ V! \% H7 o# Y; u; m6 a) X - .toggle-input:checked ~ .toggle-label:after {1 Z" @% E6 R2 C; ~" m/ C+ ~: `! q
- content: "-";+ |7 p+ z" j6 o. N) J( G& F
- }
复制代码 - ~6 s6 M4 H' T
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