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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!">
t+ g/ T$ Z# M2 Z: m+ K8 M4 W - Label for your tooltip5 H0 Y- q2 e7 y6 h
- </span>
复制代码CSS代码: - .tooltip-toggle {# t" K9 j* a% L' T% K8 j P
- cursor: pointer;
# x7 s" v5 i% R8 t$ _" U1 [ - position: relative;6 Q* @: n- o( y& n
- }1 O$ W6 k% L7 d. h" x3 t
- .tooltip-toggle svg { X: X v) q. o2 ~) H6 W/ a
- height: 18px;# B" o$ F( g. o! f7 e% m" f/ c2 R9 V
- width: 18px;
$ t2 {+ T; _4 g4 F# b8 n - padding-right: 0.5rem;; A# A& F) i; s
- }. ^* \# x0 O, g) @1 R
- .tooltip-toggle::before {6 D7 E1 t: t, ]( U+ x
- position: absolute;$ m P0 X9 a% _. |0 H3 C" O& S
- top: -80px;
8 X R7 @8 z" x! N" }* h2 h - left: -80px;- ~/ B2 z9 N) N! p2 k. i) |
- background-color: #2B222A;
) X- W* S" h9 P- l2 s - border-radius: 5px;5 Q( H+ M1 j9 |( R
- color: #fff;9 ~ b( M# Z1 O4 j" K
- content: attr(data-tooltip); |$ {2 a: }5 k0 c( o2 t- a0 B( x
- padding: 1rem;+ ?8 ?! I4 ?. d3 G
- text-transform: none;5 `! o; F% @5 e7 a; S# F
- -webkit-transition: all 0.5s ease;$ n, @/ @( h% O, l7 y$ x
- transition: all 0.5s ease;( y \0 p& K2 S1 b
- width: 160px;7 M3 t% ?' j& C" x
- }
1 v/ E' f" o* W8 i# y: { - .tooltip-toggle::after {9 B0 `: ~# t [) Z4 n1 U
- position: absolute;4 ?- N/ P/ t& A; C' n, K: g, i
- top: -12px;& |" n h$ t" c' E: I, B/ }
- left: 9px;
0 s4 |, S3 l, y; E+ D - border-left: 5px solid transparent;6 s6 d' k* A9 Q0 U
- border-right: 5px solid transparent;
. C( q) Z) T7 G7 L; L. z& Z - border-top: 5px solid #2B222A;- T7 Y2 M- ?9 b2 X
- content: " "; J( ~5 x- i# s( F7 L3 R) L M
- font-size: 0;
' O9 J5 b7 W0 P4 a7 { - line-height: 0;
. e8 |/ ~( n! F1 U - margin-left: -5px;
; \1 o5 }$ k3 \0 K* ^3 t% Z w - width: 0;, ?9 W& E) v4 U( P l
- }
- S$ t7 o: F( s8 ~2 m - .tooltip-toggle::before, .tooltip-toggle::after {1 K9 [' i# t' g$ r0 D1 T9 d
- color: #efefef;
. n0 }$ K; {- T- I$ e - font-family: monospace;
# a' `8 E7 C- A: }$ S7 K) a - font-size: 16px;
# Z9 J! P: H; T1 R; [ - opacity: 0;
@2 M% W+ g0 l) J2 b - pointer-events: none;
0 j# T" P8 _ i: ~ - text-align: center;2 K3 e0 m# C) w+ Z* e
- }
# {6 W' D8 |- w3 q3 g: ?5 J) S4 c - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. }. C6 Q5 p8 X, N' ^4 `- J h4 e
- opacity: 1;
8 E; }' V( x# n. d+ d2 t1 L: F c - -webkit-transition: all 0.75s ease;5 q7 Q! z. W7 s' G- u
- transition: all 0.75s ease;
4 z/ u/ j4 A4 q: {+ k7 K. f - }
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">
3 w4 y' C3 X/ ^+ a5 @ ~ - <ul class="nav-items">" M$ j3 W( V: i: O2 N" z; Q
- <!-- Navigation -->7 w1 E& H {5 _7 o7 S6 J
- <li class="nav-item"><a href="#">Home</a></li>5 m& J2 ~, z2 j7 K( F" M
- <li class="nav-item"><a href="#">About</a></li>3 B- U9 h* {% V( P( f' _6 I) q
- <li class="nav-item"><a href="#">Contact</a></li>
- b9 X& T) R& i- q1 N+ Z( f0 Y3 c - <!-- Dropdown menu -->
* I' e! z' M5 z. S ~ - <li class="nav-item nav-item-dropdown">" b) y2 c+ F4 M) [/ G
- <a class="dropdown-trigger" href="#">Settings</a>
6 E7 g9 H4 w# T& J. c1 k' s - <ul class="dropdown-menu">3 l) P$ \3 e5 ?
- <li class="dropdown-menu-item">$ X( e4 J" J2 e z
- <a href="#">Dropdown Item 1</a>: x! S5 S8 Q' W6 k
- </li>
$ ?$ c9 n# _8 I0 [/ t - <li class="dropdown-menu-item">
! a/ I+ G4 z" F0 p - <a href="#">Dropdown Item 2</a>
1 L. W1 Q. D, v+ H8 I. I( {# i+ C6 B9 s - </li>6 D+ [. \8 A" @! P
- <li class="dropdown-menu-item">+ J5 }6 C0 y/ L; f; `0 N
- <a href="#">Dropdown Item 3</a>% F2 c! ` r" r; i: d8 A" z8 h
- </li>
$ @4 c3 p/ c* h6 O - </ul>
/ H" G B. ]2 W! Q- |1 |# \ k - </li>& i; s# q* u% u2 m
- </ul> W& A9 W: X& r( ]1 F$ m; W
- </div>
复制代码对应的CSS代码如下: - .nav-container {: F' g! I0 q/ I9 ~$ k' e/ C
- background-color: #fff;
4 M, J( \2 B! ?) V, y/ j# N! O2 x - border-radius: 4px;5 k5 K7 ~) A9 J" F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& U8 Q9 \5 r, \" E# |6 f+ j5 t7 { - padding: 1em;
- B6 j7 E/ X+ K$ L- B/ X& K - border: 1px solid #eee;8 ]; V- J/ @( X H) p5 P1 E
- display: block;2 B1 g4 P ~0 |3 O) ]- O
- max-width: 400px;( s* e4 S0 e8 I& J+ p; ~: H
- margin: 0 auto;% p0 H3 ^$ F _% \
- text-align: center;; v! Y1 |3 i/ y; I7 j
- }" a; ^4 J& s P6 ]# f
- ul,! D; k6 b* U& u* W5 w( r1 B' J
- li {
; \" w4 t- Q; G+ \1 b" n - list-style: none;1 i# n: I4 d% b* f
- -webkit-padding-start: 0;3 c. H, z' i; G" B5 W( Q2 @
- }
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" L# s, v5 o& S - text-decoration: none; Z6 G( C2 A/ ]5 O
- color: #ED3E44;
3 d+ H# z9 k$ [/ P; H ` - }
% ?. b9 n& v; V3 j - .nav-item {
4 ~& x! }! q& h( v! e8 \ - padding: 1em;7 X8 h4 ^% X- w5 T+ ~; W2 r
- display: inline;' }5 ]- h% I k- @, A
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- .nav-item-dropdown {
$ B9 }+ G" h6 Y# T+ I/ d - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu { i( R9 u$ L& \1 i8 k. C# M* I. N/ w
- display: block;
- J3 b1 v/ ^ R( @1 `2 C- K - opacity: 1;6 A5 ^( s! Q5 D
- }; ]0 d( v( n0 G2 F4 l% u2 y; H- f
- .dropdown-trigger {
. m3 c! Y6 n$ W. I6 e - position: relative;' p+ F5 b; [" ~7 g% ?$ B
- }
v/ Y1 n4 N4 n4 S - .dropdown-trigger:focus + .dropdown-menu {1 a; s$ o; J; E6 f2 l* i8 k1 @$ T- @
- display: block;" n+ D* l, A+ }& c4 ]
- opacity: 1;$ v! Y# `2 ~: e1 K& ~" h9 {6 ^6 a3 u/ ^
- }8 O6 l6 l( H1 C W& s
- .dropdown-trigger::after {
" }& @5 O' y5 }! ]) o3 |/ p - content: "›";
) X* K* g w" C9 _9 B# G: d - position: absolute;) h- P: P# z3 O' S( |5 V
- color: #ED3E44; A2 P1 e& L2 A5 F% |- J
- font-size: 24px;5 t" M1 e8 T6 T
- font-weight: bold;) G' R% Y( q0 V0 o h, n
- -webkit-transform: rotate(90deg);
, ]" b% S7 J* [. A - transform: rotate(90deg);0 c, o2 n+ Z4 H! X1 }4 H5 l
- top: -5px;1 c+ l# |* g' ~& z3 L6 V' Y O7 U
- right: -15px;1 e: `! T4 {( a1 x% ^1 m
- }$ a2 c7 p9 }& q% l5 `4 A( ^
- .dropdown-menu { P3 G% g+ W0 ^+ c) U* O1 O- E
- background-color: #ED3E44;
# J' ^4 o+ }6 I% h2 D - display: inline-block;
& `. m3 I4 e# `4 t7 P& A# f - text-align: right;2 m8 F9 G+ @8 f W5 t4 v+ Q# \
- position: absolute;. V5 A; r: v' N/ r+ y0 I
- top: 2.5rem;+ z& X# P; \9 C+ V3 \
- right: -10px;# X! b W/ w* \- C& t6 N" A
- display: none;
' i- D- }$ @! P2 Z- e4 x+ K& \. j0 k - opacity: 0;
6 g8 P/ F' K7 ^+ ^8 E: X. z7 c+ D5 q - -webkit-transition: opacity 0.5s ease; V8 J% @+ I) O9 Z& s
- transition: opacity 0.5s ease;% w, X5 T# c6 C5 C) U6 |
- width: 160px;
# t i3 x4 j/ _/ Z' j) z9 o/ _ - }
0 f& M; y/ o# q" I7 G9 N# L1 r# V - .dropdown-menu a {5 l0 C$ f7 a+ z
- color: #fff;+ ]- \4 N4 C( }7 Y
- }! w* G; |3 U0 K$ p9 I: \6 _- V
- .dropdown-menu-item {/ t- q5 w1 a0 B; N
- cursor: pointer;
' L* R# u+ {0 R) W - padding: 1em;, a' K: t6 ~% c2 e- s
- text-align: center;
; n; U2 L8 b* n - }
* m- Q! d0 v2 k+ t) w( y" s9 X - .dropdown-menu-item:hover {
3 v6 v; j% R% F# A9 s! t. {8 m - background-color: #eb272d;0 @3 ^6 \2 ~* R( B
- }
复制代码 % [- B8 @* c! k4 _6 V1 v3 y6 ~
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; c7 F5 F. o, K% [0 s! A* Z7 v
- <!-- Checkbox toggle -->
! W6 H, a- A7 [; K3 {6 b - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! g) | a @" Q8 J% d4 X- t - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 w4 a8 e6 r% q, j) Y, \ - <!-- Content to toggle from www.mfbuluo.com-->- }# C4 H* o% p
- <div role="toggle" class="toggle-content">0 w2 A; V" B1 S: j
- BA-NA-NA-NA!* c5 _" } G3 v' j, ~4 b! u! P
- </div>5 X) }4 J% Q% h
- </div>
复制代码CSS代码内容如下: - .toggle {2 H. m5 ^- P/ q- M( V( T' f( a' X
- margin: 0 auto;
9 N6 q9 C4 [4 K1 Q3 K - max-width: 400px;- l2 E1 w# N1 I+ ~0 {: s- g
- }0 o- }% F( D8 T5 Q- U
- .toggle-label {( [9 y4 Q* k1 W7 K* Y2 n- n
- font-size: 16px;* b( P1 d& Y5 ?/ [1 s$ f
- background: #fff;6 J3 y# M" V( p7 x; _; n/ |: d
- padding: 1em;
& p8 B. @* p3 I$ Q: R s) ?, a& i - cursor: pointer;
+ p2 s' P( X M9 p& R6 D7 M5 f8 T& W8 a - display: block;
# `! [9 `% Z% i, {" ? - margin: 0 auto 1em;* m. n( v- ~+ j7 Q b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' Q7 t- J5 k: `* s# w: X
- border-radius: 4px;4 _" N& f6 n& @' Q5 p
- }
6 p5 Y# I v6 j( X) F1 n' a" w - .toggle-label:after {: ?7 X, Y5 ~) d1 K; r
- color: #ED3E44;
8 ^" z9 M; u! r& o - content: "+";
8 }# u9 R( G0 F% P - float: right;
8 v/ Z# v _* v0 w - font-weight: bold; T0 Z7 V& q2 H
- }+ v2 r% G) S' a8 R9 ~9 U
- .toggle-content {
. f. W2 N! |, y4 m6 t - color: #B0B3C2;
4 r3 ]* G7 ]; F8 ]; T& C- b - font-family: monospace;
% g" W6 i- c; M0 d- K - font-size: 16px;) R& b/ k& J" _) p. d2 S1 l* F
- margin-bottom: 1.5em;# e" E8 H$ [1 z- T" |$ g6 o
- padding: 1em;
6 {1 v2 o `5 z1 O. @! J$ o - }/ D& [) Q* H' e' P
- .toggle-input {5 B5 p/ A" J1 H( O. `' w+ W+ b
- display: none;9 Y; X+ Z0 O T3 Q4 @
- }
# G" F6 l3 q! q5 |7 }2 J) ?/ Z - .toggle-input:not(checked) ~ .toggle-content {
% j6 ?9 _1 R B/ u" M - display: none;/ H0 }, }) F2 y" j- k' r
- }" t- c4 E, p& T$ C: s2 g9 n
- .toggle-input:checked ~ .toggle-content {9 |( N/ W) t: p$ s5 M+ O" D& r
- display: block;: q3 e' Q: i7 s P, ?) Y
- }* \% @7 |! ^; h0 ]
- .toggle-input:checked ~ .toggle-label:after {( N; F' q; f7 {
- content: "-";
2 p9 D& p+ @, x/ }! W - }
复制代码 : O X/ @6 o8 S* G& r$ R1 X
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