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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!"> U; s2 x) e2 }' m! a
- Label for your tooltip
! C5 S$ K$ O( B* s6 a! r - </span>
复制代码CSS代码: - .tooltip-toggle {( p' n. h+ _+ _% q9 c
- cursor: pointer;# W/ _3 `, R$ Y' \6 a& ^
- position: relative;# Y6 Y' D( ?- y# V
- }6 o2 M8 O' n9 s
- .tooltip-toggle svg {
/ }: }/ c& E9 ? - height: 18px;
7 A* z: N0 i, O) F - width: 18px;
/ y( t& x) ]& D k9 W - padding-right: 0.5rem;
7 J1 q6 b! ]' g' h - }/ a- {3 w) X j# \+ I+ F4 i
- .tooltip-toggle::before {
0 E+ U5 I- o; W6 {9 z. X3 l" m - position: absolute;
* k, {5 o2 s$ U% t1 w/ U1 n - top: -80px;
) ?% C- r3 y6 h2 `" h2 w" u- U - left: -80px;
( c0 ^; j1 U6 m" Z: a - background-color: #2B222A;. z0 f8 V4 q: _# r- m* U
- border-radius: 5px;
: |8 I& D. D4 E7 n D2 H - color: #fff;: e7 [' F; I- m) K: i( ~' E% k2 Z
- content: attr(data-tooltip);
g o2 }3 Q" B4 G - padding: 1rem;3 x+ F& O9 k' @$ s1 U
- text-transform: none;
& o3 ?! ^( T% h; I, M2 f/ d - -webkit-transition: all 0.5s ease;
" v6 V0 i1 \. H* H! C+ c - transition: all 0.5s ease;
, t9 b6 K$ P6 S2 T - width: 160px;
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- .tooltip-toggle::after {4 P4 r7 I& @( c( S/ @1 ^
- position: absolute;! ^* H7 Z" B2 D+ G
- top: -12px;3 N; O2 s9 t: W2 T" i1 o1 ^
- left: 9px;
: n8 r3 T% y( Q5 Z4 }) ]2 b9 q$ b! [ - border-left: 5px solid transparent;3 U x! W9 t; X* R( J
- border-right: 5px solid transparent;9 `# W- t9 B* M2 }; X5 ?5 _
- border-top: 5px solid #2B222A;3 H) c: J# z+ i5 L7 `; u9 o/ M
- content: " ";
9 a0 x! N/ J9 x- s6 }8 T - font-size: 0;. _2 p0 ~) _* q9 r9 k! Y& e- z
- line-height: 0;/ y/ S1 b; z' _9 G
- margin-left: -5px;
. I! a9 {! y. u( `1 @0 H/ k. Y- L - width: 0;
7 t1 I, k( G5 ]! ]- |/ U8 V3 V - }
" f, S4 h) p. [. k, G" J% G - .tooltip-toggle::before, .tooltip-toggle::after {
- s1 Y7 \5 e: G1 v' A - color: #efefef;
1 X; D5 K. S8 z5 K+ V - font-family: monospace;5 S+ F. s; u: z2 ?& @
- font-size: 16px;
! Q' [3 ?) d/ j: H% Z - opacity: 0;
: g" S$ b$ d) X. L! v0 B - pointer-events: none;; T" `2 X( ~/ j" R' X* D
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {4 R/ W8 g3 ^+ ?& h, B& V
- opacity: 1;% Z" ^& j* d; G B- p
- -webkit-transition: all 0.75s ease;
5 m" N- |- I/ X# W# d - transition: all 0.75s ease;' T# C& Q7 A! |
- }
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 z3 n- f2 N+ B. s. s2 N" K7 S
- <ul class="nav-items">
* ~7 `; G( D8 {) ^9 j, h/ E - <!-- Navigation -->3 i: A& ^! ~. z
- <li class="nav-item"><a href="#">Home</a></li>
8 z; \" c8 X, G9 l3 a - <li class="nav-item"><a href="#">About</a></li> y E% T7 N8 Y2 s
- <li class="nav-item"><a href="#">Contact</a></li>* L( c7 C0 R2 B% T7 b, x& X
- <!-- Dropdown menu -->
5 x1 F2 f/ l; {0 n6 V - <li class="nav-item nav-item-dropdown">- f9 w3 y8 e. g5 k% A4 l! k; B
- <a class="dropdown-trigger" href="#">Settings</a>
5 \. W" I7 |4 n" Q( I+ t: [ - <ul class="dropdown-menu">
9 U. D9 [# g! ^$ ^0 B$ Q - <li class="dropdown-menu-item">
/ ?3 U) q4 [# R; \( i; A6 l0 w - <a href="#">Dropdown Item 1</a>
; u5 t* ] c/ k) K - </li>
4 G$ j7 H2 d+ }* N- R9 B - <li class="dropdown-menu-item">* q/ {& u! O0 H: d/ U+ f) K
- <a href="#">Dropdown Item 2</a>9 i& |# _8 q4 [
- </li>
1 x8 A9 `9 C) N% k# y. V - <li class="dropdown-menu-item">
0 a, E' p- F" x; Q' b - <a href="#">Dropdown Item 3</a>
; v! m" _7 B3 r* S7 t - </li>/ G3 c' T8 T$ D. r4 i% i; x
- </ul>
# E8 Y/ h- P0 u0 M( n. c; }% H - </li>
/ T! I5 j* i0 c( |. T/ r - </ul># h% h; o* V0 i1 A
- </div>
复制代码对应的CSS代码如下: - .nav-container {
O; _/ n' Z( M& W8 q4 N - background-color: #fff;
! u1 w9 }* T( x0 U, b7 I T - border-radius: 4px;: O/ x+ s+ b- w3 c, k
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" C0 h! h; u- B8 I& z
- padding: 1em;6 X$ Z4 d0 Z/ v5 R) R# C
- border: 1px solid #eee;; Y4 E9 y4 v; I
- display: block;# ]( L2 n5 w3 v+ J2 B% h
- max-width: 400px;
0 h8 U V' D6 w2 n0 Y/ f - margin: 0 auto;
8 t5 @/ p: M. a1 T0 t - text-align: center;
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* Y2 K7 G$ N; B - ul,
# [ r" q# ?. f: U$ [ - li {
7 T$ N/ l7 W. Y- M - list-style: none;
. Y4 s) q/ N& Y6 A8 @ - -webkit-padding-start: 0;/ j- z1 O, u3 D0 M, t, C
- }
* s j9 T; U, }0 q! @, c - a {3 V+ s# r" A r! h/ q* e
- text-decoration: none;
q, ^, |* o8 ?" B+ H6 @) S - color: #ED3E44;/ L5 D% I, m7 {" d3 z
- }
9 O2 l; D! K. J7 R5 R0 M - .nav-item {9 F* ^$ T. N5 s" V' U& O: I- K* V% Q
- padding: 1em;5 P- w9 U$ V0 h+ ]! @- O- U
- display: inline;
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- .nav-item-dropdown {
0 A* q4 k* p" V, q - position: relative;5 r6 N% L7 R4 A& m( X
- }
3 n! A+ v' q# h& P4 h. t8 q1 { - .nav-item-dropdown:hover > .dropdown-menu {; ?9 i: g4 a6 M% w" N
- display: block;6 O7 F [+ j( R4 k& U
- opacity: 1;/ ^# G% ~4 o/ L
- } a* o) Y6 V# Q0 D8 \ X
- .dropdown-trigger {& y$ \8 R1 g2 i1 p
- position: relative;- P; n' V$ j: x) P
- }
% \5 V2 z/ R' m) X! O# k% V! { - .dropdown-trigger:focus + .dropdown-menu {
0 z5 f5 W) @2 i' | - display: block;4 n& j9 a3 ~6 b% T, b7 f( R- \* i
- opacity: 1;
W- y" l' z9 A+ Z; A- H, `& ]& Q - }
' d' ^# @2 K1 O- i4 W - .dropdown-trigger::after {
- s( k' r0 N k1 ]! F ]3 Z' U - content: "›";
! }( D- ^1 f4 ?, o0 L - position: absolute;
" z; @ b% G2 N6 y - color: #ED3E44;- W. j6 W* L: c! X. W& i
- font-size: 24px;
( r9 y) D- j, j' O6 p - font-weight: bold;
4 r, A6 m7 |4 h9 y8 r - -webkit-transform: rotate(90deg);
0 Q* ~; M9 W$ I/ N/ G6 q' o+ x% ` - transform: rotate(90deg);
7 z. ^! K7 R$ x! B5 Y, r* [ - top: -5px;
; M+ G9 l3 c4 r" U - right: -15px;) D5 f( @, q, o
- }2 b8 h3 y. C( Y. e
- .dropdown-menu {6 I; M! v" [: e" r, s- j! C3 r
- background-color: #ED3E44;
$ S/ A( @) s) _% C4 u o8 E4 E - display: inline-block;
) `% j1 y0 s' g$ |& K+ |8 z - text-align: right;
: c3 q$ b) \8 U5 v. ?5 W - position: absolute;
$ a* A( z! h6 D& o+ q# a" ~ - top: 2.5rem;1 h5 g* _1 M3 w% S1 F5 @
- right: -10px;7 P$ L* a9 w" K
- display: none;! g& x6 [+ W4 X; S5 u
- opacity: 0;
6 `+ s) Z; B; ?2 `: \ - -webkit-transition: opacity 0.5s ease;
4 f2 o3 i2 n% C& ~& u - transition: opacity 0.5s ease;
* c5 c3 ^+ U7 a3 [7 e9 `( V - width: 160px;! s" f7 H: {2 H- ~3 I% O0 e: {
- }
2 k, D; c% a% H - .dropdown-menu a {+ q `8 {2 b$ P1 G7 F
- color: #fff;6 ~7 f7 A! u3 O/ w
- }& l$ {4 d! s, W' @6 C
- .dropdown-menu-item {
' F4 g1 M; L2 X - cursor: pointer;+ B' T% c" j9 Y3 f5 V$ a! k
- padding: 1em;
: u2 T% N7 b1 S# f: z+ E - text-align: center;
9 F( D |! P1 V - }' n9 B3 K, k! Y d9 U
- .dropdown-menu-item:hover {2 [) u' @5 b. H
- background-color: #eb272d;& w$ R/ |& `+ Y* p' ]' q3 Z
- }
复制代码 2 l3 X9 }0 M" D8 u, b% T
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 ]+ c8 m+ H8 t1 J
- <!-- Checkbox toggle -->. Y6 T p. Y" L: \6 c% Q
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; m- q7 U# m& q: d$ ?) B ~ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) d# L( w# W0 r& x/ x
- <!-- Content to toggle from www.mfbuluo.com-->3 V; |) z, Q/ g ~
- <div role="toggle" class="toggle-content">
/ r4 {; g) U% p+ c) `% G( p - BA-NA-NA-NA!2 C! n% P& `! ?) Y
- </div>
( {5 [! L% W1 [% U2 A+ r - </div>
复制代码CSS代码内容如下: - .toggle {6 `; S; x3 F) j. c- b
- margin: 0 auto;
# w3 r* C- o7 @4 V, P" x# w - max-width: 400px;
( k$ Q9 q" u; F) t& p - }2 ~+ d0 A: T9 n9 c; @/ I- n7 \
- .toggle-label {
4 d2 a" {. {/ Y! V1 v( n) U* `+ u& }, \ - font-size: 16px;, l, {7 l) [% M# {
- background: #fff;/ ^% w, Q8 _: Y- Q. X5 s8 l
- padding: 1em;' Z. M% o& z5 d9 I7 O* _; F" F
- cursor: pointer;
1 [" [$ {6 q0 ]- I) ?4 J% g - display: block;" d, q$ g) t9 c) N" c& e7 y
- margin: 0 auto 1em;
9 y+ D3 Z1 V7 }5 w) }3 N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" i& G8 q: P; ]* ^8 K0 G; @! ]/ } - border-radius: 4px;
* x# S% f. s6 j3 @( r+ m - }
) K' I' n M! u5 r' e% S7 V" u - .toggle-label:after {( g: z9 w- A# W9 u# Y
- color: #ED3E44;8 `: g5 @9 l8 @0 e! F
- content: "+";; R4 K9 k7 X4 q( [6 z$ j) X* X+ D
- float: right;8 j! ~6 h# P9 x# _6 K# c
- font-weight: bold;
( ]4 o. \% g' f+ G+ {6 ] - }: ~. l. X$ r% g6 @! i& [2 [
- .toggle-content {! a0 z% V b, O. Y/ m" m
- color: #B0B3C2;: O. }. @; v8 N9 N+ S( u4 ~/ t
- font-family: monospace;
6 n# Z$ ^; Z: E, C* g - font-size: 16px;/ U* q% b! L# L. l* f# v% }
- margin-bottom: 1.5em;
# E v* v$ p d" i. e' | - padding: 1em;/ m; g) |+ s3 G, D- x& ~6 z
- }& U" r# B2 `8 T- p( a; y, a# d. R
- .toggle-input {
, t' @! E6 C" X6 a( C" ^8 q2 @ - display: none;, i1 t( n" z5 Z9 U) c% d$ b
- }
- |7 S) m) f! U, h4 U. E' G - .toggle-input:not(checked) ~ .toggle-content {
* X# q6 P7 U3 t# c - display: none;
# j2 P& l, g) p, R0 Q - }6 L& l8 t- T+ y$ I, W
- .toggle-input:checked ~ .toggle-content {
, ~' I0 {8 }1 q$ S - display: block;3 m ~8 C8 T* Q" C8 |
- }
! ?) v% N) B" r! o, i - .toggle-input:checked ~ .toggle-label:after {
+ \& Y% X$ [$ ~2 K& W: t - content: "-";
6 m, M$ r+ {; v# E% ~) w - }
复制代码 9 [4 p3 i' r8 q( u. q2 I) ?" W' e
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