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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!">0 u% D) G+ k6 G7 L/ x) m
- Label for your tooltip
" M) h+ o: M- k$ @, p - </span>
复制代码CSS代码: - .tooltip-toggle {$ V. t1 s/ r9 z' s8 Q
- cursor: pointer;* @( O+ N+ x) K5 n' T
- position: relative;
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8 B9 J, U$ @* O* n, C, _" n - .tooltip-toggle svg {9 y7 U0 [$ x; y" b# y" x
- height: 18px;
8 s$ ?4 v( p4 L% V5 C - width: 18px;
/ a7 k" i0 F5 K& S - padding-right: 0.5rem;, h$ \% l$ V$ r# P) s0 J
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- .tooltip-toggle::before {
+ a, v+ q' g9 e& U/ a3 O - position: absolute;
, M8 t) \: }# Q+ H$ P' K. n - top: -80px;
7 l1 z9 Z0 X2 X* i2 W0 x0 q - left: -80px;
/ N* c* V+ X. ^" L) L' l - background-color: #2B222A;6 ^) T) P0 t! B8 k6 A: Q+ c9 A2 q, A
- border-radius: 5px;" S7 x5 L& o2 [* K0 P$ E
- color: #fff;
5 H, z# w* X1 e: _1 @6 O( }5 ~4 @ T - content: attr(data-tooltip);& ^# C9 C/ [9 R0 k2 m+ j
- padding: 1rem;
: s* @' h: T, o1 E - text-transform: none;
' v6 W5 ?/ H- N" r. W1 Z* b, D - -webkit-transition: all 0.5s ease;
. w. p) X# v. {+ Z - transition: all 0.5s ease;' P8 G- y4 s% U
- width: 160px;
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- .tooltip-toggle::after { y1 y1 r* l) b2 k' H2 V! J8 Y! V
- position: absolute;
1 n* f# J u* g$ }3 l - top: -12px;
+ D( @2 a+ n6 w# T' U - left: 9px;& u7 y, N% r6 j5 A1 x' z* [
- border-left: 5px solid transparent;* q$ H6 X7 [* `8 u" ^
- border-right: 5px solid transparent;
; ~3 L4 b# Y5 {# s7 {# u h. K, ^ - border-top: 5px solid #2B222A;% S# K1 h& }+ G1 j% Q4 Y
- content: " ";
# V1 P3 f5 \* K3 m& E" w% U - font-size: 0;
1 ^' J* ], }. r& |# k - line-height: 0;
9 `9 T4 s T& ? - margin-left: -5px;
& x$ Y9 C, ?# X6 a" F - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {; A" J0 a* f: t2 v/ E4 J( X G: @4 A
- color: #efefef;
. b7 B1 @, Q9 _1 ? - font-family: monospace;
$ T7 ~! P% b( @/ j! `2 y3 z - font-size: 16px;
0 i4 C H: X2 F: A$ b* x - opacity: 0;
6 \4 ^5 n- a8 C2 Y - pointer-events: none;$ F3 L3 g' w! {9 J) M
- text-align: center;
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8 g: W# h% ^( A# M! y7 n - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
) ~! {" R* a. M" n. }. A, z - opacity: 1;# u. ^- M2 p7 G1 L; `% o
- -webkit-transition: all 0.75s ease;
2 o+ O+ y( X1 c. ? - transition: all 0.75s ease;
0 e; K: ?( ~5 Y$ v - }
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">* v; X, U9 W1 L, [1 I8 Q
- <ul class="nav-items">6 s- W% `1 M: A* u u6 `3 s7 ~
- <!-- Navigation -->) U, o" b/ g/ n' ]0 B
- <li class="nav-item"><a href="#">Home</a></li>
0 l' @3 V2 o9 `) [4 | - <li class="nav-item"><a href="#">About</a></li>
, |; ]% P" o9 e" J - <li class="nav-item"><a href="#">Contact</a></li>+ H; \/ Y9 b9 Q: k
- <!-- Dropdown menu -->
8 z b( Z5 c8 n7 Y/ E! L - <li class="nav-item nav-item-dropdown">7 b3 j- `! M7 O# p1 ~
- <a class="dropdown-trigger" href="#">Settings</a>% k1 I% h& Z Z9 P( _& U. l
- <ul class="dropdown-menu">
* y+ |/ v; L/ ~ - <li class="dropdown-menu-item">
; E7 L4 W" k. o; } - <a href="#">Dropdown Item 1</a>
& O5 W# U) n+ ~( g4 D - </li>
2 f0 H/ E2 }$ O - <li class="dropdown-menu-item">, f* H. y' f' P- y
- <a href="#">Dropdown Item 2</a>! _, U% K5 x' y* J
- </li>' Q/ K3 H2 [* I: }( `/ p
- <li class="dropdown-menu-item">
+ r! b0 K+ {/ r& }9 Z0 Q - <a href="#">Dropdown Item 3</a>
( o0 W$ a' X/ o: Y/ X; R) ]3 ? - </li>
6 b6 }0 p7 S+ L0 {+ V; ] - </ul>
% s2 }% K; f6 k$ _/ j3 v' l Z# | - </li>. R" c5 A& f6 @2 a. J8 o
- </ul>5 Z6 v" u9 T" @1 u
- </div>
复制代码对应的CSS代码如下: - .nav-container {7 }; Q0 F3 k6 w8 c5 e" U
- background-color: #fff;
: b: H$ G4 X" u q2 k- V# b( B# E - border-radius: 4px;
9 @/ d( |. N; G' i( G# Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; A% t9 _" ?7 ]) e0 ?
- padding: 1em;
* }% K: s: _( Y+ }. ^$ R - border: 1px solid #eee; L5 Y9 ]7 B4 i3 \7 g
- display: block;* a! V6 `1 [# S5 x% @& j
- max-width: 400px;7 d; w1 g3 U& U6 _) O
- margin: 0 auto;
' ~0 O0 w' F+ b$ |% I - text-align: center;, O. `+ a5 Q$ c& M
- }; E. H; ~7 O4 N, _5 k- g
- ul,
! T8 N6 V+ {* h- l! m& k Z2 L. G - li {6 M2 b [0 Q* N; L
- list-style: none;
5 |! r3 q! k1 w' N$ m; u - -webkit-padding-start: 0;
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- text-decoration: none; E$ R) N, S$ m1 D% p2 p
- color: #ED3E44;9 T2 a! [) F! H: d" d' x
- }
5 s$ y. X" S, {. M& n8 g! I - .nav-item {
8 |: ^+ V5 A$ l8 w7 L% n - padding: 1em;* }3 n8 Y j; g" p! l9 z$ X
- display: inline;
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4 R" a( J, u( k1 e$ g3 m/ j - .nav-item-dropdown {
3 Z5 T4 S6 M+ p% g1 n$ `1 d - position: relative;9 @( h; c5 h$ L- ~2 l3 H
- }
6 i' l# h! N; L6 t/ T# [ - .nav-item-dropdown:hover > .dropdown-menu {
$ m0 q) }$ L# R; {4 X; o. o - display: block;
. J& {' ?4 }- l+ M" P7 J$ R& K - opacity: 1;
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- .dropdown-trigger {
6 g4 w) j( X" t - position: relative;
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& R) O$ ~0 `; q - .dropdown-trigger:focus + .dropdown-menu {
# R8 T% h; f0 y0 Q - display: block;2 C$ s: ~; i: C
- opacity: 1;
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- .dropdown-trigger::after {0 Y8 |0 w. w* @! H& N
- content: "›";- _: v( L& X! r" y. \
- position: absolute;- U0 m, D7 e9 M
- color: #ED3E44;
" W: R" q% c( n1 N. @( B - font-size: 24px;
. l9 \: N9 n- x* X ?& ? - font-weight: bold;
. ]& B9 }! g4 k# M+ Q. Q @7 i6 \ - -webkit-transform: rotate(90deg);/ p$ w. |2 e! E9 X3 f S# a7 \3 d
- transform: rotate(90deg); {+ H6 ^6 B8 }1 h1 k Q
- top: -5px;
7 b7 m5 z: n' r% F( k - right: -15px;; X) \7 x/ r% A$ F& c4 a! s
- }
2 d; D2 s2 {9 d( _5 z, s4 v - .dropdown-menu {: M( j6 r' D% Y) H" s) e0 Q
- background-color: #ED3E44;
4 O- h) W% R7 c, T" K( y( ^- u/ f8 C. J - display: inline-block;
! a9 e( `) h9 P3 e" D- x - text-align: right;0 V* ^" |, u( X( d! p4 s
- position: absolute;
% D' I+ O- x- R3 M - top: 2.5rem;9 @$ t( l& K# j. @8 A7 H$ L& U- q" U
- right: -10px;
) l9 ~1 F! L, T - display: none;
( ^" e. j" |1 j. k0 C - opacity: 0;! a5 a# T. u7 w/ q4 @# v$ K0 I, F
- -webkit-transition: opacity 0.5s ease;+ ^, H X. a n* G
- transition: opacity 0.5s ease;5 R4 R$ p# H& l1 Q
- width: 160px;
& v, |1 d' t& ^ |2 J& ~! c3 h - }
' s8 k1 g( U/ q) s) F4 X - .dropdown-menu a {* M+ Q- b& ~) i5 i9 f0 g7 n
- color: #fff;
" S8 j- S9 P$ }, Y1 h" B! n - }
) I" L( N0 E- I! @" S- ]. y; a8 { - .dropdown-menu-item {2 n/ n! `+ E4 [1 n; W! z/ K9 K. A
- cursor: pointer;
7 W- f/ O8 |- p- E# @/ j3 [ - padding: 1em;
( k/ {- [5 e6 o; r9 ]" t - text-align: center;
5 h$ L$ z0 A7 X' C - }5 d7 J7 s7 c( g& y" V
- .dropdown-menu-item:hover {5 o: o5 h. r7 y
- background-color: #eb272d;; q( D0 c8 S/ p- M
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ `6 y; b& L/ T1 X
- <!-- Checkbox toggle -->
# i6 g0 E% ]+ F# H# `* |1 C8 F - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* P$ N9 G& p- ~/ ] - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ T. P* C! Q: Y" ?! ]
- <!-- Content to toggle from www.mfbuluo.com-->
. n8 z+ l8 n3 m+ z' ^ - <div role="toggle" class="toggle-content">6 z3 a! O0 @9 ~- L, B4 ?" h
- BA-NA-NA-NA!7 `% \4 s! s. x- q/ m/ H; s
- </div>- T' c' C. T" ~7 X7 q
- </div>
复制代码CSS代码内容如下: - .toggle {
$ Y" z% t% {& s& L) B+ L& Z0 _! A - margin: 0 auto;9 t* l) B% j6 m; k
- max-width: 400px;
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- .toggle-label {
5 q* x" v% k' O* N" y/ {* ? - font-size: 16px;
+ }/ R3 x9 b/ {2 c' {! J& b3 ` - background: #fff;4 N$ |1 N& p$ |" X& {
- padding: 1em;
7 E6 i1 s5 v6 ^% ?; }1 F7 r - cursor: pointer;
5 e+ V( c2 @6 r: }; z% G' N! ?9 J; k - display: block;
+ L8 |" e6 ^1 ~6 ~8 K - margin: 0 auto 1em;& A2 \1 ]+ I( P" _
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 ^* H( `2 r" q) Y2 s( `- i: Q! D# c - border-radius: 4px;
' Z8 j) Z0 O2 L; z2 z) d# N1 \# k& t - }
8 @7 \9 [( Y' R1 k- H - .toggle-label:after {
9 V5 `" H- q3 g. | - color: #ED3E44;
+ F/ c' B# t; i0 l" H! Z9 R3 C - content: "+";- R1 ]) H3 T# y4 h+ x% v
- float: right;8 P. _- X" f$ \' l& F. [/ n
- font-weight: bold;5 R; ?' j; B. Y6 S, ]: k; |! Z+ R
- }
2 |/ M& U: \0 J" C4 y1 P. V, U; F - .toggle-content {
/ [" v4 ]) }) I0 m" R - color: #B0B3C2;6 _- P3 i+ y d% r" X& d! }
- font-family: monospace;3 o: Q q& n9 X
- font-size: 16px;6 f5 d2 ?2 \; B8 a4 F
- margin-bottom: 1.5em;( ?. ]% j# r M! p) V
- padding: 1em;
0 t, C2 }2 f6 p5 ?$ x% G* c: g2 u - }
0 m7 h7 n- x0 W - .toggle-input {
( N5 T {7 T1 R6 m l - display: none;% K$ p/ E( W7 Y4 I* P* u: A7 Y
- }
! z7 U# i' g2 F) m' { - .toggle-input:not(checked) ~ .toggle-content {+ t! X, y0 `& q' F
- display: none;8 J/ l8 H% D) ` L4 O. C
- }
. C9 c, }! U" m m - .toggle-input:checked ~ .toggle-content {
% \3 w3 p, {& h& _* D - display: block;
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- .toggle-input:checked ~ .toggle-label:after {# f+ j v6 o& |4 _( o$ h
- content: "-";6 a% F: C9 M a$ p' z1 q1 z
- }
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